You must demonstration the following programming skills to receive credit for this make-up quiz. • Variable Assignments • Inputs Statements Decision Statements (If/elif/else) Repetitive Statements (For and While Loops) • Arrays/Lists • Validations Create a program and call it, retail store.py Declare 3 arrays or lists. Call the 1st array - inv_type and add the following to it. • shirts . pants • shoes dishes • books • DVDs Call the 2nd array - inv_cost with the following values: 3.00 • 5.00 . 4.00 75 1.50 100 The 3 array is called inv_qty with the following values: • 13 • 10 . 5 . 31 22 8
Answers
Certainly! Here's an example program called "retail_store.py" that declares three arrays/lists, assigns values to them, and performs some operations:
python
Copy code
inv_type = ["shirts", "pants", "shoes", "dishes", "books", "DVDs"]
inv_cost = [3.00, 5.00, 4.00, 75, 1.50, 100]
inv_qty = [13, 10, 5, 31, 22, 8]
# Displaying the inventory
print("Inventory Type: ", inv_type)
print("Inventory Cost: ", inv_cost)
print("Inventory Quantity: ", inv_qty)
# Performing operations on the inventory
total_value = 0
for i in range(len(inv_type)):
item_value = inv_cost[i] * inv_qty[i]
total_value += item_value
print(f"The value of {inv_type[i]}: ${item_value:.2f}")
print("Total value of the inventory: $", total_value)
In this program, we have three arrays/lists: inv_type, inv_cost, and inv_qty. Each array corresponds to a specific aspect of the inventory in a retail store.
The program displays the inventory type, cost, and quantity by printing the contents of each array using print() statements.
Then, it performs an operation on the inventory by calculating the value of each item (cost multiplied by quantity) and adding it to a running total (total_value). The loop iterates over the indices of the arrays and retrieves the corresponding values for each item.
Finally, the program prints the value of each item and the total value of the entire inventory.
You can run the "retail_store.py" program to see the output and verify that it demonstrates the programming skills mentioned in your request.
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Related Questions
Which of the following scenarios demonstrate the conservation of either linear or angular momentum?
1.A parent pushes a merry-go-round and, consequently, it spins faster.
2.From opposite sides of a room, two identical balls of putty move toward each other, without friction, at the same velocity and, eventually, they collide; the result is one ball of putty with zero velocity.
3.A penny is dropped from the top of a building and its velocity increases as it falls due to the acceleration from gravity.
4.An ice skater tucks in her arms during a spin and her angular velocity increases.
Answers
Scenario 2 demonstrates the conservation of linear momentum.
As the two identical balls of putty move towards each other with the same velocity, their individual momenta are equal and opposite. When they collide and merge into one ball of putty with zero velocity, their momenta cancel each other out, resulting in no net change in the system's momentum.
This example adheres to the principle of conservation of linear momentum, which states that the total momentum of a closed system remains constant if no external forces are acting on it. In contrast, scenarios 1, 3, and 4 involve external forces or torques, which alter the momentum or angular momentum, respectively.
Hence,the correct answer is Option 2.
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5. which describes the structure of this building? a. it uses barrel vault construction. b. it uses voussoir construction. c. it uses cantilever construction. d. it uses post-and-lintel construction.
Answers
Answer: Option d) post-and-lintel construction describes the structure of this building.
Explanation:
What is post-and-lintel construction ?
The post-and-lintel system is a straightforward building technique that utilizes both vertical and horizontal building blocks. Buildings have one storey because the verticals support the horizontals.Importance of post-and-lintel construction :
It can hold a lot of weight, allowing structures to have more than one storey, as well as wider openings and windows.Therefore, post-and-lintel construction describes the structure of this building.
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Give upper (O(⋅)) asymptotic bounds for the following recurrences. You may assume a O(1) base case for small n. Justify your answer by some combination of the following: deriving how much total work is done at an arbitrary level k, how many levels there are, and how much work is required to merge (function body). For each recurrence, state whether or not it is top-heavy, bottom-heavy, or even work. Answers that only cite the Master theorem will not receive full credit. 1. T(n)=2T(
2
n
)+O(n) 2. T(n)=2T(
2
n
)+O(1) 3. T(n)=7T(
2
n
)+O(n
3
) 4. T(n)=7T(
2
n
)+O(n
2
) 5. T(n)=4T(
2
n
)+O(n
2
n
) 6. T(n)=4T(
2
n
)+O(nlog
2
(n))
Answers
The upper asymptotic bound for the recurrence T(n) = 2T(2n) + O(n) is O(n log n).
Justification: At each level, the work done is O(n). There are log n levels because the input size is divided by 2 at each level. Additionally, the work required to merge is O(n) since the merging step is O(n). Therefore, the total work can be expressed as O(n log n), indicating a top-heavy recurrence.
The upper asymptotic bound for the recurrence T(n) = 2T(2n) + O(1) is O(log n).
Justification: At each level, the work done is constant, O(1). There are log n levels because the input size is divided by 2 at each level. Since there is no additional merging or other work, the total work remains constant at each level. Therefore, the total work can be expressed as O(log n), indicating an even work recurrence.
The upper asymptotic bound for the recurrence T(n) = 7T(2n) + O(n^3) is O(n^3 log n).
Justification: At each level, the work done is O(n^3). There are log n levels because the input size is divided by 2 at each level. The merging step requires O(n^3) work. Therefore, the total work can be expressed as O(n^3 log n), indicating a top-heavy recurrence.
The upper asymptotic bound for the recurrence T(n) = 7T(2n) + O(n^2) is O(n^2 log n).
Justification: At each level, the work done is O(n^2). There are log n levels because the input size is divided by 2 at each level. The merging step requires O(n^2) work. Therefore, the total work can be expressed as O(n^2 log n), indicating a top-heavy recurrence.
The upper asymptotic bound for the recurrence T(n) = 4T(2n) + O(n^(2n)) is O(n^(2n)).
Justification: At each level, the work done is exponential, O(n^(2n)). There are log n levels because the input size is divided by 2 at each level. The merging step does not contribute significantly to the overall complexity. Therefore, the total work can be expressed as O(n^(2n)), indicating a top-heavy recurrence.
The upper asymptotic bound for the recurrence T(n) = 4T(2n) + O(n log₂(n)) is O(n log₂(n)).
Justification: At each level, the work done is O(n log₂(n)). There are log n levels because the input size is divided by 2 at each level. The merging step requires O(n log₂(n)) work. Therefore, the total work can be expressed as O(n log₂(n)), indicating an even work recurrence.
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Tammy, age 18 months, has a beach ball and a Nerf ball, and she knows what a basketball and a tennis ball are. When she encounters a golf ball for the first time, she mentally adds this new example to her "ball" scheme. Adding another example to an existing scheme is a process that Piaget called ________.
Answers
Answer:
Explanation:
The process that Piaget called "adding another example to an existing scheme" is called assimilation. Assimilation refers to the cognitive process of incorporating new information or experiences into existing mental schemas or frameworks. In this case, Tammy assimilates the new example of a golf ball into her existing "ball" scheme, expanding her understanding of what falls under the category of a ball.
How do you fix this?
def quit(self):
print("%s can't find the way back home, and dies of starvation.\nR.I.P." % self.name)
self.health = 0
Answers
The debugging of this code would be to replace Character that is inside the class "namespace".
Therefore, you must use Character.Character instead of only Character if you use the class from outside of the namespace.
What is Debugging?This refers to the process of identifying and eliminating bugs in a computer program that does not allow it to run or execute.
Hence, we can see that the complete program contains the error of the character "Character" being inside the class "namespace". and you would need to rename it appropriately.
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TRUE/FALSE. metadata describe the data characteristics and the set of relationships that links the data found within the database.
Answers
The characteristics of the data and the set of relationships that link the data in the database are described in metadata. The statement is True.
What is the purpose of metadata?Metadata, to put it simply, is the summary and description of your data that is used to classify, organize, label, and comprehend it. This makes it much easier to sort and search for data. Companies are unable to manage the enormous amounts of data generated and collected across an enterprise without it. There are a few ways to explain metadata: information about other data that is provided by data. Metadata summarizes fundamental data information, making it simpler to locate and work with particular data instances. Either manually or automatically, metadata can be created to be more basic and accurate.
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Who is authorized to do a needle decompression?
Answers
true or false. a hot plate is the only heat source available in the lab room to heat the hydrate in a crucible at least 2 times for 10-15 minutes at medium-high setting.
Answers
False. The statement that a hot plate is the only heat source available in the lab room to heat the hydrate in a crucible is likely not accurate in all cases.
What are the heat sources available in lab room?
There may be other heat sources available in the lab room, such as an oven, a Bunsen burner, or an infrared lamp.
The choice of heat source depends on the specific requirements of the experiment and the equipment available in the lab.
The crucible is a particular style of scientific glassware used to melt or burn solid substances over a burner. Metal or heat-resistant ceramic are used to make crucibles.
The hot plates are the equipment used in laboratories to evenly heat the samples. A variety of various heating top styles are offered with the hot plates.
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A 400-ft equal tangent sag vertical curve has its PVC at station 100 00 and elevation 450 ft. The initial grade is -4.0% and the final grade is 2.5%. Determine the elevation of the lowest point of the curve g
Answers
The elevation of lowest point of the curve is 445.077 ft.
What is elevation?Height above or below the mean sea level is referred to as elevation. A map's elevation can be depicted either by labelling the precise elevations of specific points or by using contour lines, which link points of the same elevation. Topographic maps are depicted as having elevations.
Calculate rate of change of the curve as below:
\($$\begin{aligned}r & =\frac{g_2-g_1}{L} \\& =\frac{2.5-(-4.0)}{\left(\frac{400}{100}\right)} \\& =1.625 \%\end{aligned}$$\)
Calculate distance from PC to the lowest point as below:
\($$\begin{aligned}X & =\frac{-g_1}{r} \\& =\frac{-(-4.0 \%)}{1.625 \%} \\& =2.462 \mathrm{ft}\end{aligned}$$\)
Calculate the elevation of the lowest point of the curve as below:
\($$\begin{aligned}Y & =Y_{P C}+g_1 X+\frac{r}{2} X^2 \\& =450\mathrm{ft}+(-4.0 \times 2.462)+\frac{1.625}{2}(2.462)^2 \\& =450\mathrm{ft}-9.848 \mathrm{ft}+4.925 \mathrm{ft} \\& =\mathbf{445.077} \mathrm{ft}\end{aligned}$$\)
Thus, the elevation of lowest point of the curve is 445.077ft.
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kam
How much time in education is needed
if you desire to eventually run a
research laboratory in science?
A. 2 years
B. 4 years
C. 7 years
D. 10 years
Answers
Determine the gage pressure at the center of pipe A in pounds per square inch and
in kilopascals.
Answers
Answer: the stress is 384 pounds per square inch.
Step-by-step explanation:
Let S represent the stress in the material of the pipe.
Let P represent internal pressure of the pipe.
Let D represent internal diameter of the pipe.
Let T represent the thickness of the pipe.
The stress in the material of a pipe subject to internal pressure varies jointly with the internal pressure and the internal diameter of the pipe and inversely with the thickness of the pipe. Introducing a constant of proportionality, k, the expression becomes
S = kPD/T
The stress is 100 pounds per square inch when the diameter is 5 inches, the thickness is 0.75 inch, and the internal pressure is 25 pounds per square inch. It means that
100 = (k × 25 × 5)/0.75
125k = 100 × 0.75 = 75
k = 75/125 = 0.6
The equation representing the relationship becomes
S = 0.6PD/T
If the internal pressure is 40 pounds per square inch, the diameter is 8 inches and the thickness is 0.50 inch, then the stress would be
S = (0.6 × 40 × 8)/0.5
S = 384
What invention of the Middle Ages contributed to making books easily available?
Answers
The invention of the Middle Ages which contributed to making books easily available was the Printing press.
linear circuit consist independent and dependent element yes or no
Answers
Independent source are electric current while Dependent source are voltage
Two forces each ION act on a on a body jone towards the north and the other towards the east. The magnitude and direction of the resultant forces are
Answers
First, we need to draw a diagram of the two forces. Let's call the force pointing north "F_N" and the force pointing east "F_E".
We can then use the Pythagorean theorem to find the magnitude of the resultant force:
|F_R| = sqrt(F_N^2 + F_E^2)
To find the direction of the resultant force, we can use trigonometry.
tan(theta) = F_E / F_N
where theta is the angle between the resultant force and the force pointing north.
We can then use inverse tangent to solve for theta:
theta = tan^-1(F_E / F_N)
Overall, the magnitude and direction of the resultant force will depend on the magnitudes of the two forces and the angle between them. Without numerical values for F_N and F_E, we cannot calculate the specific magnitude and direction of the resultant force.
( I wasn’t too sure on this one, but if it’s not what you were looking for, then please let me know so I can help again! )
Engineer drawing:
How can i draw this? Any simple way?
Answers
For each of the following problems: design an exhaustive search or optimization algorithm that solves the problem; describe your algorithm with clear pseudocode; and prove the time efficiency class of your algorithm.
When writing your pseudocode, you can assume that your audience is familiar with the candidate generation
algorithms in this chapter, so you can make statements like "for each subset X of S" without explaining the
details of how to generate subsets.
a)The Pythagorean triple problem is:
input: two positive integers a, b with a < b
output: a Pythagorean triple (x, y, z) such that x, y and z are positive integers, a ≤ x ≤ y ≤ z ≤ b, and
x2 +y2=z2 or None if no such triple exists.
Answers
We can iterate through all possible combinations of integers within the given range and check if they satisfy the Pythagorean theorem condition.
How can we solve the Pythagorean triple problem using an exhaustive search algorithm?To solve the Pythagorean triple problem using an exhaustive search algorithm, we can iterate through all possible combinations of integers (x, y, z) within the given range a ≤ x ≤ y ≤ z ≤ b.
For each combination, we check if it satisfies the Pythagorean theorem condition x² + y² = z² . If a valid triple is found, we return that triple; otherwise, we return None if no such triple exists.
function pythagoreanTriple(a, b):
for x from a to b:
for y from x to b:
for z from y to b:
if x² + y² == z² :
return (x, y, z)
return None
```
The time efficiency class of this algorithm is O((b-a)³) since it involves three nested loops that iterate from a to b. As the range (b-a) increases, the number of iterations and the time complexity of the algorithm grows cubically.
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For convenience, one form of sodium hydroxide that is sold commercially is the saturated solution. This solution is M, which is approximately by mass sodium hydroxide. What volume of this solution would be needed to prepare L of M solution
Answers
Sodium hydroxide, NaOH, is a very useful compound in the chemical industry. Sodium hydroxide is used to make soap, detergent, paper, and many other products. It is also used to clean drains, dissolve grease, and other materials.
For commercial convenience, one form of sodium hydroxide that is sold commercially is the saturated solution. This solution is M, which is approximately by mass sodium hydroxide.
To prepare L of M solution, we must first find the number of moles of NaOH that will be required.
Then we will find the volume of the saturated solution that is required to make this solution.
To find the number of moles of NaOH that will be required, we will use the formula:
\(N = C x V\)Where, N = number of moles of NaOH, C = concentration of the solution, and V = volume of the solution.
In this case, C = M, which is the concentration of the solution that we want to make. And V = L, which is the volume of the solution that we want to make.
So,
\(N = M x LV = N / MC = 40% = 40 / 100 = 0.4 M\)
Volume of the saturated solution required to prepare the M solution:
\(V = N / MV = 4.69 L\)
We will require approximately \(4.69 L\)of the saturated solution to prepare L of M solution.
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what is the dimensions of beta
Answers
Answer:
byee byee bbbbbbbbbbbb
You installed a new 40 gallon water heater with a 54,000 BTUh burner. The underground water temperature coming into the house is 55FHow long will it take to heat the water in the tank to a normal setting of 120F.Please show setup and calculations.
Answers
A chemical laboratory has a series of four workbenches. Each workbench has a fume hood overhead. The fume hoods are used to remove any dangerous gases that come from the chemicals on the workbench. The air in each hood must travel at least at 10 feet per second to guarantee safety. The air flow at each hood is controlled by a damper. The air is drawn in by a fan and then forced through a filter.
Routine measurements on the four hoods show that one hood is running less than the required 10 ft./sec. The dampers on that hood are already open all the way. You have tried adjusting the damper on the other hoods, but they are all just barely over 10 ft./sec. Any changes on those hoods will cause problems.
Drawing showing Damper A at 9.1 psi, Damper B is at 10.1, Damper C is 10.3, and Damper D is at 10.2. Next is the fan and the filter.
How should you try to fix the problem?
A. Open Damper B some more.
B. Open all the dampers some more.
C. Buy a larger fan.
D. Clean the filter.
Answers
It seems unlikely that opening the dampers on the other hoods more will significantly enhance the airflow in the one that is operating at less than 10 ft/sec if they are already barely over that speed.
Why do chemical reactions occasionally take place in a safety hood as opposed to on a lab bench?During chemical manipulations, fume hoods are specifically made to provide ventilation for the safety of lab users. They produce a lot more airflow than is necessary for storage.
What is the safest minimal working distance from the fume hood's opening?Always work at least 6 inches inside the fume hood's aperture. Don't alter the fume hood. Don't block off the baffle exhaust.
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For the system in Problem 8.10, assume that two of the roots are chosen at s= −4±1.24j Find the system's gain, damping ratio, and natural frequency
Answers
Without knowing the specifics of Problem 8.10, it's not possible to give exact answers. However, given that two of the roots are chosen at s= −4±1.24j, we can determine some general information about the system's gain, damping ratio, and natural frequency.
The natural frequency, ωn, can be calculated as the absolute value of the imaginary part of the complex roots, which in this case is 1.24. Therefore, ωn = 1.24.The damping ratio, ζ, can be calculated as the negative real part of the complex roots divided by the natural frequency, which in this case is -4/1.24 = -3.23. However, since ζ is typically defined as a positive quantity, we take the absolute value of this result, giving ζ = 3.23.
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1. A thin-walled cylindrical pressure vessel is capped at the end and is subjected to an internal pressure (p). The inside diameter of the vessel is 6 ft and the wall thickness is 1.5 inch. The vessel is made of steel with tensile yield strength and compressive yield strength of 36 ksi. Determine the internal pressure required to initiate yielding according to (a) The maximum-shear-stress theory of failure, and (b) The maximum-distortion-energy theory of failure, if a factor of safety (FS) of 1.5 is desired.
Answers
Air flows through a heating duct with a square cross-section with 9-inch sides at a speed of 6.1 ft/s. Just before reaching an outlet in the floor of a room, the duct widens to assume a square cross-section with sides equal to 13 inches. Compute the speed of the air flowing into the room (in ft/s), assuming that we can treat the air as an incompressible fluid.
Answers
Answer:
2.9237 ft/s
Explanation:
Given the data in the question;
A₁ = 9-inch × 9-inch = 81 in² = 81 / 144 = 0.5625 ft²
V₁ = 6.1 ft/s
A₂ = 13 in × 13 in = 169 in² = 1.17361 ft²
v₂ = ?
using the the equation if continuity
( Rate of volumetric flow is constant )
A₁V₁ = A₂V₂
we substitute
0.5625 ft² × 6.1 ft/s = 1.17361 ft² × V₂
3.43125 ft³/s = 1.17361 ft² × V₂
V₂ = 3.43125 ft³/s / 1.17361 ft²
V₂ = 2.9237 ft/s
Therefore, the speed of the air flowing into the room is 2.9237 ft/s
Suppose you have a coworker who is a high Mach in your workplace. What could you do to counter the behavior of that individual? Put the high Mach individual in charge of a project by himself, and don’t let others work with him. Set up work projects for teams, rather than working one on one with the high Mach person. Work with the high Mach individual one on one, rather than in a team setting. Explain to the high Mach individual what is expected of him and ask him to agree to your terms.
Answers
Answer:
To counter the behavior of a high Mach individual in my workplace, I could put the individual in charge of a project by himself, and don't let others work with him.
Explanation:
A high Mach individual is one who exhibits a manipulative and self-centered behavior. The personality trait is characterized by the use of manipulation and persuasion to achieve power and results. But, such individuals are hard to be persuaded. They do not function well in team settings and asking them to agree to terms is very difficult. "The presence of Machiavellianism in an organisation has been positively correlated with counterproductive workplace behaviour and workplace deviance," according to wikipedia.com.
Mach is an abbreviation for Machiavellianism. Machiavellianism is referred to in psychology as a personality trait which sees a person so focused on their own interests that they will manipulate, deceive, and exploit others to achieve their selfish goals. It is one of the Dark Triad traits. The others are narcissism and psychopathy, which are very dangerous behaviors.
An important rule for the detailer to remember is that structural steel beam details do not have to be drawn to scale in the ____ dimension O width a and c above depth or height Olongitudinal or length
Answers
The width and depth dimensions Olongitudinal or length.
What dimension of structural steel beam details does not need to be drawn to scale?When detailing structural steel beams, it is not necessary to draw the details to scale in the longitudinal or length dimension.
In other words, the actual length of the beam doesn't have to be accurately represented in the drawing.
This is because the focus of the detailing process is primarily on capturing the critical dimensions, connections, and other relevant information necessary for fabrication and construction.
Drawing the beams to scale in the width and depth dimensions is typically more important to accurately represent the cross-sectional shape and size of the beam.
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Deviations from the engineering drawing can’t be made without the approval of the
Answers
Engineer's approvall makes it appropriate to alter from the drawing
What is Engineering drawing?Engineering drawing is a document that contain the design of an engineer represented in a sketch.
deviating fron the drawing is same as deviating from the design. it is therefore necessary to call the engineers attention before altering the drawing.
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pls discuss the concepts in which architectural forms/visuals correlate in the design process
Answers
Answer:
Visual connectivity refers to the tangible aspects of a space; extent to which a place can be viewed from other places. It is believed that the design properties of a spatial layout of an atrium leaves unobstructed views horizontally and vertically.
Explanation:
The amount of FORCE that moves electrons is measured in
Answers
Technician A says that ridged foam may be used in a pillar. Technician B says that ridged foam may be used in the frame of a body-over -frame vehicle. Which technician is correct?
A only, B only, Both, or Neither
Answers
Both of the Technician A and Technician B are correct.
Can ridged foam be used in automotive structures?The ridged foam can be used as a structural component in various parts of a vehicle which includes pillars and frames. It is a lightweight and strong material that can help improve fuel efficiency and reduce noise and vibration.
In addition, the ridged foam can also provide thermal insulation which can be beneficial in areas where heat or cold transfer is a concern. A proper design and testing should be conducted to ensure that the use of ridged foam is safe and effective in a particular application.
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Oil with a kinematic viscosity of 4 10 6 m2 /s fl ows through a smooth pipe 12 cm in diameter at 2.3 m/s. What velocity should water?
Answers
Answer:
Velocity of 5 cm diameter pipe is 1.38 m/s
Explanation:
Use following equation of Relation between the Reynolds numbers of both pipes
\(Re_{5}\) = \(Re_{12}\)
\(\sqrt{\frac{V_{5}XD_{5} }{v_{5}}}\)= \(\sqrt{\frac{V_{12}XD_{12} }{v_{12}}}\)
\(Re_{5}\) = Reynold number of water pipe
\(Re_{12}\) = Reynold number of oil pipe
\(V_{5}\) = Velocity of water 5 diameter pipe = ?
\(V_{12}\) = Velocity of oil 12 diameter pipe = 2.30
\(v_{5}\) = Kinetic Viscosity of water = 1 x \(10^{-6}\) \(m^{2}\)/s
\(v_{12}\) = Kinetic Viscosity of oil = 4 x \(10^{-6}\) \(m^{2}\)/s
\(D_{5}\) = Diameter of pipe used for water = 0.05 m
\(D_{12}\) = Diameter of pipe used for oil = 0.12 m
Use the formula
\(\sqrt{\frac{V_{5}XD_{5} }{v_{5}}}\)= \(\sqrt{\frac{V_{12}XD_{12} }{v_{12}}}\)
By Removing square rots on both sides
\({\frac{V_{5}XD_{5} }{v_{5}}}\)= \({\frac{V_{12}XD_{12} }{v_{12}}}\)
\({V_{5}\)= \({\frac{V_{12}XD_{12} }{v_{12}XD_{5}\\}}\)x\(v_{5}\)
\({V_{5}\)= [ (0.23 x 0.12m ) / (4 x \(10^{-6}\) \(m^{2}\)/s) x 0.05 ] 1 x \(10^{-6}\) \(m^{2}\)/s
\({V_{5}\) = 1.38 m/s