Q1/ Choose the correct answer: 1- A reciprocating pump is also called a -- a- Positive b- Negative --- displacement pump.
Q1/ Choose the correct answer: 1- A reciprocating pump is also called a -- a- Positive b- Negative --- displacement pump.
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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![Q1/ Choose the correct answer:
1- A reciprocating pump is also called a --------- displacement pump.
a- Positive
b- Negative
2- The scientific principle that makes hydraulic systems possible is
a- Pascal's principle
b- Boyle's law
c- Bernoulli's principle
3- A single acting cylinder can be pressurized externally from one direction
only
a- True
b- False
4- A -------- restricts air flow
a- Throttle valve
b- Shuttle valve
c- Directional control valve
5- What is the principle of operation used in gear pump
a- Two gears rotate in same direction
b- Two gears rotate in opposite direction
c- None of the above
6- Which of the following pump is generally used to pump highly viscous
fluid
a- Centrifugal pump
b- Reciprocating pump
c- Air lift pump
d- Screw pump
7- 5/2 way single solenoid valve has
a- 2 ports 2 positions
b- 5 ports 2 positions
c- 2 ports 5 positions
8- In a telescopic cylinder, as the number of stages increase
a- Diameter f piston rod also increases
b- Diameter of piston rod decreases
c- Diameter of piston rod remains the same
9- When is a pressure reducing valve used
a- It is used when higher pressure than system pressure is required
b- It is used when lower pressure than system pressure is required
c- When absolutely zero pressure is required
Q2/ Put ( V )in front of the correct phrase and (X )in front of the wrong phrase
then correct it.
1- Pneumatic system generates more energy when used in industrial
applications.
2- Flow control valve change the direction of oil flow.
3- Liner and rotary motion is transmitted by hydraulic actuators.
4- Check valve is a type of pressure reducing valve.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9ae96092-8d92-40b0-91aa-da290d8471c9%2Ff98b3c0f-6124-4e55-9269-3703d4e8e3c5%2Fjxmhj5_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q1/ Choose the correct answer:
1- A reciprocating pump is also called a --------- displacement pump.
a- Positive
b- Negative
2- The scientific principle that makes hydraulic systems possible is
a- Pascal's principle
b- Boyle's law
c- Bernoulli's principle
3- A single acting cylinder can be pressurized externally from one direction
only
a- True
b- False
4- A -------- restricts air flow
a- Throttle valve
b- Shuttle valve
c- Directional control valve
5- What is the principle of operation used in gear pump
a- Two gears rotate in same direction
b- Two gears rotate in opposite direction
c- None of the above
6- Which of the following pump is generally used to pump highly viscous
fluid
a- Centrifugal pump
b- Reciprocating pump
c- Air lift pump
d- Screw pump
7- 5/2 way single solenoid valve has
a- 2 ports 2 positions
b- 5 ports 2 positions
c- 2 ports 5 positions
8- In a telescopic cylinder, as the number of stages increase
a- Diameter f piston rod also increases
b- Diameter of piston rod decreases
c- Diameter of piston rod remains the same
9- When is a pressure reducing valve used
a- It is used when higher pressure than system pressure is required
b- It is used when lower pressure than system pressure is required
c- When absolutely zero pressure is required
Q2/ Put ( V )in front of the correct phrase and (X )in front of the wrong phrase
then correct it.
1- Pneumatic system generates more energy when used in industrial
applications.
2- Flow control valve change the direction of oil flow.
3- Liner and rotary motion is transmitted by hydraulic actuators.
4- Check valve is a type of pressure reducing valve.
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