Power Plant Engineering MCQ Questions & Answers | Electrical Engineering Page-2 section-1

6.
In De Laval steam turbine

A. the pressure in the turbine rotor is approximately same as in condenser

B. the pressure in the turbine rotor is higher than pressure in the condenser

C. the pressure in the turbine rotor gradually decreases from inlet to exit from condenser

D. none from the above

A. decreases if the chimney gas temperature increases

B. increases if the chimney gas temperature increases

C. remains same irrespective of chimney gas temperature

D. may increase or decrease

A. unit

B. central

C. power

D. none of the above

A. reducing the work done

B. increasing the rotor speed

C. reducing the rotor speed

D. balancing the turbine

A. change of internal energy between inlet and outlet

B. change of enthaply between inlet and outlet

C. change of entropy between inlet and outlet

D. change of temperature between inlet and outlet

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