E-PolyLearning

Welcome to the largest collection of MCQs on the Internet. Access and Discuss these Multiple choice questions for various competitive Exams and Interviews.
1. The turbine, in which the general direction of the steam flow is parallel to the turbine axis, is called axial flow turbines
a. True
b. False
c. Can't say
d. None of these
View Answer Report Discuss 50-50!
Answer: (a).True

2. The critical pressure gives the velocity of steam at the throat equal to the velocity of sound.
a. Agree
b. Disagree
c. Can't say
d. None of these
View Answer Report Discuss 50-50!
Answer: (a).Agree

3. The reheat factor is the ratio of the
a. cumulative heat drop to the isentropic heat drop
b. isentropic heat drop to the heat supplied
c. total useful heat drop to the total isentropic heat drop
d. none of the above
View Answer Report Discuss 50-50!
Answer: (a).cumulative heat drop to the isentropic heat drop

4. The turbine blades do not change the direction of steam issuing from the nozzle.
a. True
b. False
c. Can't say
d. None of these
View Answer Report Discuss 50-50!
Answer: (b).False

5. Thermal equilibrium means that the flow of steam is
a. isothermal
b. isentropic
c. hyperbolic
d. polytropic
View Answer Report Discuss 50-50!
Answer: (b).isentropic

Page 1 of 29