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Engineering
Mechanical
ME Set-1
Thermodynamics
261

Thermodynamics MCQ with Answers

261) The mass of excess air supplied is equal to

(23/100) x Mass of excess carbon

(23/100) x Mass of excess oxygen

(100/23) x Mass of excess carbon

(100/23) x Mass of excess oxygen

Answer is:

(100/23) x Mass of excess oxygen

Thermodynamics MCQ with Answers

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Related Thermodynamics MCQ with Answers

262) When a perfect gas is expanded through an aperture of minute dimensions, the process is known as

isothermal process

adiabatic process

free expansion process

throttling process

Answer is:

throttling process

263) Steam coal is a

pulverised coal

brown coal

coking bituminous coal

non-coking bituminous coal

Answer is:

non-coking bituminous coal

264) The kinetic energy per kg molecule of any gas at absolute temperature T is equal to (where R_u = Universal gas constant)

R_u x T

1.5 R_u x T

2 R_u x T

3 R_u x T

Answer is:

1.5 R_u x T

265) The atomic mass of nitrogen is __________ oxygen.

equal to

less than

more than

none of these

Answer is:

less than

Thermodynamics MCQ with Answers

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