16) Which of the following cycles is the basis for the working of a closed cycle gas turbine?

(a) Otto Cycle

(b) Joule Cycle

Brayton Cycle

Both (B) and (C)

Answer is:

Both (B) and (C)

KPCL AE Mechanical Question Papers - 2015 with Answer Key

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17) Which of the following is true with respect to the rocket engines?

(a) They can operate in airless vacuum

(b) They have their own captive oxygen supply

Both (A) and (B)

None of these

Answer is:

Both (A) and (B)

Which of the following is true with respect to the rocket engines?

18) Which of the following denotes the power developed by combustion of fuel in the combustion chamber ?

Break Power

Indicated Power

Operational Power

None of these

Answer is:

Indicated Power

Explanation:

Indicated Power is defined as the power developed by combustion of fuel inside the engine cylinder. It is always more than brake power. Therefore, the difference between IP and BP indicates the power loss in the mechanical components of engine due to friction.