Exercise: Steam Boilers And Engines

Questions for: Steam Boilers And Engines

A compound steam engine in which piston rods of high pressure and low pressure cylinders are attached to two different cranks set at 90° to each other, is called
A:
receiver type compound engine
B:
Tandem type compound engine
C:
Woolf type compound engine
D:
both (a) and (b)
Answer: A
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For the same length of stroke and speed of crankshaft, the piston speed for a double acting steam engine is __________ the piston speed of single acting steam engine.
A:
equal to
B:
twice
C:
three times
D:
four times
Answer: B
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The capacity and working pressure.of a Cornish boiler is __________ as compared to Lancashire boiler.
A:
low
B:
high
C:
D:
Answer: A
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All steam engines work on
A:
Zeroth law of thermodynamics
B:
First law of thermodynamics
C:
Second law of thermodynamics
D:
none of these
Answer: C
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Which of the following are boiler accessories ?
A:
economiser
B:
superheater
C:
both (a) and (b)
D:
none of these
Answer: C
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