Question 1: The use of liquids or gases to do work is referred to as

A. Hydraulic power.

B. Pneumatic power.

C. Fluid power.

D. Electrical power.

(A)
(B)
(C)
(D)

Question 2: Fluid power circuits use schematic drawings to:

A. simplify component function details.

B. make it so only trained persons can understand the functions.

C. make the drawing look impressive.

D. None.

(A)
(B)
(C)
(D)

Question 3: 1. A____________________is a solid cylinder or disk that fits snugly into a larger cylinder and moves under fluid pressure.

A. Screw.

B. Compressor.

C. Piston.

D. Rod.

(A)
(B)
(C)
(D)

Question 4: 1. In an old car without power steering, the driver steers heavily to turn wheels and axles, but in a modern car, steering fluid does most of the work. Power steering is an example of

A. Pneumatic power at work.

B. Hydraulic power at work.

C. Electrical power at work.

D. Mechanical power at work.

(A)
(B)
(C)
(D)

Question 5: A sensor is a device that converts:

A. physical quantitiy into measurable signal.

B. physical quantity into electrical signal only.

C. physical quantitiy into mechanical signal only.

D. electrical signal into physical quantity.

(A)
(B)
(C)
(D)

Question 6: The relay is an electromagnetic switch

A. True.

B. False.

C. None.

(A)
(B)
(C)

Question 7: The relay is an Input element

A. True.

B. False.

C. None.

(A)
(B)
(C)

Question 8: A solenoid is an example of the output device

A. True.

B. False.

C. None.

(A)
(B)
(C)

Question 9: PLC stands for

A. Programmable Logo Controller.

B. Programmed Latching Circuit.

C. Programmable Logic Controller.

D. Pneumatic Latching Circuit.

(A)
(B)
(C)
(D)

Question 10: PLCs are programmed using what language?

A. Natural language such as English.

B. C language.

C. Relay-ladder logic.

D. None of the Above.

(A)
(B)
(C)
(D)

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