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ME Set-3
Pressure Vessels
378

Pressure Vessels and Engines MCQ with Answers

378) The steam temperature with increase in load in case of a boiler fitted with radiation superheater

increases

decreases

remains unaffected

first increases and then decreases

Answer is:

decreases

Pressure Vessels and Engines MCQ with Answers

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Related Pressure Vessels and Engines MCQ with Answers

379) During storage, the heating value of coal

increases

decreases

remains constant

may increase or decrease depending upon the method of storage

Answer is:

decreases

380) The relative heat absorption for successively added equal areas of boiler convection heating surfaces

increases

decreases

remains unaffected

first increases and then decreases

Answer is:

decreases

381) Film boiling occurs at

very low pressure

atmospheric pressures

medium pressures

very high pressures

Answer is:

very high pressures

382) Fire tube boilers are limited to a maximum design working pressure of

1 kg/cm

6 kg/cm

17 kg/cm2

100 kg/cm2

Answer is:

17 kg/cm2

Pressure Vessels and Engines MCQ with Answers

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