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ME Set-1
Steam Nozzles and Turbines
124

Steam Nozzles and Turbines MCQ with Answers

124) A single stage turbine is not used because it requires large reduction gearing due to very high rotational speed.

Agree

Disagree

Answer is:

Agree

Steam Nozzles and Turbines MCQ with Answers

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Related Steam Nozzles and Turbines MCQ with Answers

125) In turbines, the fluid undergoes a continuous steady flow process and the speed of flow is

low

very low

high

very high

Answer is:

very high

126) A nozzle is said to be a convergent-divergent nozzle, when the cross-section of a nozzle first decreases from its entrance to throat and then increases from its throat to exit.

Right

Wrong

Answer is:

Right

127) In an impulse reaction turbine, the pressure drops gradually and continuously over

fixed blades

moving blades

both fixed and moving blades

none of these

Answer is:

both fixed and moving blades

128) When the inlet pressure of steam is equal to the exit pressure, then

there is a pressure drop in the nozzle

fluid flows through the nozzle

pressure drops and fluid flows through the nozzle

there is no pressure drop and fluid does not flow through the nozzle

Answer is:

there is no pressure drop and fluid does not flow through the nozzle

Steam Nozzles and Turbines MCQ with Answers

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