Explore topic-wise MCQs in Steam And Gas Turbines.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Steam And Gas Turbines knowledge and support exam preparation. Choose a topic below to get started.

1.

Ductility increases with ____________ in temperature.

A. Increase
B. Decrease
C. Ductility doesn t effect with temperature
D. None of the mentioned
Answer» B. Decrease
2.

In atomic scale shear stress varies ___________

A. tangentially & sinusoidally
B. tangentially
C. sinusoidally
D. none of the mentioned
Answer» D. none of the mentioned
3.

Turbine blades are conventionally casted.

A. True
B. False
Answer» B. False
4.

Turbine blades are subjected to stress from ___________

A. centripetal force
B. centrifugal force
C. centripetal & centrifugal force
D. none of the mentioned
Answer» C. centripetal & centrifugal force
5.

When pulling stress and mechanical stress in same direction _______

A. Turbine efficiency decreases
B. Turbine shutdowns
C. Turbine slows down
D. None of the mentioned
Answer» E.
6.

Stress in the rotor is influenced by ______

A. Pressure
B. Temperature
C. Force
D. None of the mentioned
Answer» C. Force
7.

Nagong-Haqi formula is used to calculate ___________ formula.

A. heat transfer
B. efficiency
C. heat transfer & efficiency
D. none of the mentioned
Answer» B. efficiency
8.

Westinghouse formula is used to calculate ____________ formula.

A. heat transfer
B. efficiency
C. heat transfer & efficiency
D. none of the mentioned
Answer» D. none of the mentioned
9.

Crank Nicholson method is an integration method.

A. True
B. False
Answer» B. False
10.

Thermal stresses in rotor is ___________ than in cylinder.

A. lesser
B. greater
C. equal
D. none
Answer» C. equal