Top 350+ Solved Turbine MCQ Questions Answer
Q. Draft tubes are not used in which of the following turbines?
a. Francis
b. Reaction
c. Kaplan
d. Pelton
Q. The draft tube at the exit of the nozzle increases the
a. Temperature
b. Pressure
c. Volume of the flow
d. Density of flow
Q. Efficiency of a draft tube gives
a. Temperature difference
b. Pressure difference
c. Kinetic energy difference
d. Density of flow
Q. Cavitation in a draft tube occurs when
a. Temperature difference
b. Pressure drop
c. Kinetic energy difference
d. Density of flow
Q. Which among the following is an important parameter to avoid cavitation?
a. Tail race length
b. Head race length
c. Height of draft tube
d. Pump
Q. Which equation is applied to determine the flow?
a. Newtons equation
b. Rutherford’s equation
c. Bernoulli’s equation
d. Faradays equation
Q. The efficiency of the draft tube depends on the
a. Heat
b. Pressure
c. Temperature
d. Pressure and temperature
Q. Efficiency of a draft tube is directly proportional to its
a. Temperature
b. Pressure
c. Velocity
d. Density
Q. Z is a draft tube is
a. Temperature difference
b. Pressure drop
c. Kinetic energy difference
d. Datum head