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Quiz on Positive Displacement Machines

Authored by Andrew Oyieke

Design

12th Grade

Used 1+ times

Quiz on Positive Displacement Machines
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29 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the main function of a positive displacement pump?

To deliver a variable volume of liquid

To mix fluids

To deliver a constant volume of liquid

To create a vacuum

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

In a reciprocating pump, what component moves to create the pumping action?

Crankshaft

Piston

Valve

Gear

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What happens to the fluid when the piston moves out in a reciprocating pump?

Fluid is forced out

Fluid is sucked into the cylinder

Fluid is compressed

Fluid remains stationary

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the purpose of inlet valve in the reciprocating pump diagram?

To prevent back-flow

To increase pressure

To decrease flow rate

To allow fluid to exit

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What type of flow does a reciprocating pump produce?

Steady flow

Pulsating flow

Laminar flow

Continuous flow

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the formula for the theoretical discharge of a single acting pump?

Q = πD²LN/60

Q = 2πD²LN/120

Q = πD²LN/240

Q = 2πD²LN/240

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What does %SLIP represent in pump theory?

Efficiency of the pump

Difference between stroke volume and displacement volume

Total volume of fluid pumped

Speed of the pump

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