In a double acting steam engine, the steam is admitted on one side of the piston

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Question
In a double acting steam engine, the steam is admitted on one side of the piston and two working strokes are produced during each revolution of the crankshaft.
Options
A. Yes
B. No

Correct Answer

More questions

1. The shrinkage allowance for cast iron pattern is
Options
A. 10 mm/m
B. 16 mm/m
C. 20 mm/m
D. 26 mm/m

Discuss

Correct Answer: 10 mm/m

2. The __________ point of ammonia is -77.7�C.
Options
A. freezing
B. boiling

Discuss

Correct Answer: freezing

3. The power transmitted through the nozzle is maximum when the head lost due to friction in the pipe is __________ of the total supply head.
Options
A. one-half
B. one-third
C. two-third

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Correct Answer: one-third

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Options
A. Yes
B. No

Discuss

Correct Answer: No

5. In ideal machines, mechanical advantage is __________ velocity ratio.
Options
A. equal to
B. less than
C. greater than

Discuss

Correct Answer: equal to

6. Sulphur in cast iron
Options
A. makes the iron soft and easily machinable
B. increases hardness and brittleness
C. makes the iron white and hard
D. aids fusibility and fluidity

Discuss

Correct Answer: increases hardness and brittleness

7. The state of a substance whose evaporation from its liquid state is partial, is known as steam.
Options
A. Agree
B. Disagree

Discuss

Correct Answer: Disagree

8. The coefficient of performance of a domestic refrigerator is __________ as compared to a domestic air-conditioner.
Options
A. same
B. less
C. more

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Correct Answer: less

9. In the casing of a centrifugal pump, the kinetic energy of the water is converted into pressure energy before the water leaves the casing.
Options
A. True
B. False

Discuss

Correct Answer: True

10. The speed of a turbine runner is
Options
A. directly proportional to H^1/2
B. inversely proportional to H^1/2
C. directly proportional to H^3/2
D. inversely proportional to H^3/2

Discuss

Correct Answer: directly proportional to H^1/2

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In a double acting steam engine, the steam is admitted on one side of the piston and two working strokes are produced during each revolution of the crankshaft.

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