What is runaway speed of the runner of Pelton wheel? – McqOptions

MCQOPTIONS

1.	What is runaway speed of the runner of Pelton wheel?
A.	maximum unsafe speed of the runner due to sudden increase in load on turbine
B.	minimum safe speed of the runner due to sudden increase in load on turbine
C.	maximum unsafe speed of the runner due to sudden decrease in load on turbine
D.	minimum safe speed of the runner due to sudden decrease in load on turbine
Answer» D. minimum safe speed of the runner due to sudden decrease in load on turbine

Discussion

No Comment Found

Related MCQs

What is the formula for the velocity of water jet at the inlet of turbine?Where,H = Net head acting on Pelton wheelCv = coefficient of velocity of jet
Which of the following pump is generally used to pump highly viscous fluid?
By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power. This saving in case of a single acting reciprocating pump is
What is runaway speed of the runner of Pelton wheel?
The working of which of the following hydraulic units is based on Pascal's law?
Gross head is the difference between __________
The maximum efficiency of jet propulsion of a ship with inlet orifices at right angles to the direction of motion of ship, will be