Oil Hydraulics and Pneumatics (2171912) MCQs

MCQs of Design of Hydraulic Circuits

Showing 21 to 30 out of 46 Questions
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21.

In a hydraulic circuit, a double-acting cylinder is used where

(a)

an external force is not available to retract the piston
(b)

high force is required in both directions of travel
(c)

both of the mentioned 
(d)

none of the mentioned 
Answer:

Option (c)

22.

In the hydraulic circuit, small double-acting cylinders are also used for applications where________.

(a)

positive end-of-stroke positions are required for both strokes
(b)

positive end-of-stroke positions are required for one stroke
(c)

negative end-of-stroke positions are required for one stroke
(d)

negative end-of-stroke positions are required for both strokes
Answer:

Option (a)

23.

In-circuit, which valve allows free reverse flow when the cylinder retracts?

(a)

Check valve
(b)

Direction control valve
(c)

Pressure relief valve 
(d)

All of the mentioned 
Answer:

Option (a)

24.

In the hydraulic circuit, single-action designs have ________ port.

(a)

one
(b)

two
(c)

three
(d)

four
Answer:

Option (a)

25.

In-circuit design, double-action components have _____ ports.

(a)

one
(b)

two
(c)

three
(d)

four
Answer:

Option (b)

26.

In-circuit, the speed of cylinders depends on the amount of air, which can be controlled by

(a)

check valve
(b)

directional control valve 
(c)

flow control valves
(d)

pressure relief valve 
Answer:

Option (c)

27.

Which is/are the different types of control valves used in the in-circuit design?

(a)

Directional control valves
(b)

Pressure control valves
(c)

Flow control valves
(d)

All of the mentioned 
Answer:

Option (d)

28.

Which type of valve used in a double-acting cylinder circuit?

(a)

3/4 valve 
(b)

3/3 valve 
(c)

4/4 valve 
(d)

4/3 valve 
Answer:

Option (d)

29.

In which type of circuit, save time and energy by increasing the extension speed of double-acting cylinders?

(a)

Regenerative circuits
(b)

Unloading circuits
(c)

Sequencing circuits 
(d)

none of the mentioned 
Answer:

Option (a)

30.

In the design of the hydraulic circuit, what is/are the basic components required?

(a)

Valves
(b)

Hydraulic lines & actuating units
(c)

Reservoir & pump
(d)

All of the mentioned 
Answer:

Option (d)

Showing 21 to 30 out of 46 Questions
1 2 3 4 5