M

Mr. Dubey • 52.30K Points
Coach 

Q. Critical speed is expressed as

(A) rotation of shaft in degrees
(B) rotation of shaft in radians
(C) rotation of shaft in minutes
(D) natural frequency of the shaft
Correct : Option (D)

Share

Discusssion

Login to discuss.

Be the first to start discuss.

Related MCQs

Q. A wheel 8 mts in diameter coasts to rest from a speed of 800 rpm in 10 minutes. Its angular deceleration is

Q. What is the steam economy in case of a single effect evaporator system?

Q. An electronic device which converts physical quantity or energy from one form to another is called

Q. When the molten metal leaks out of mould which defect occurs?

Q. Form cutting can be performed more effectively by milling machine.

Q. Stefan-Boltzmann law which describes the radiation heat transfer states that, it is proportional to (where, t = temperature in °C T = absolute tem

Q. The main disadvantage of hard water is

Q. Low sulphur and chlorine penetrant materials would be used for testing:

Q. How many types of safety valves are used in boiler in practice?

Q. ____ is an independent and self-operated vehicle which moves on defined guide ways