M
Explanation by: Mr. Dubey
as the size of the motor increases its speed decreases. the range of size of the motor (kw) for efficiency nearly equals to 90 % is 15-150. the efficiency increases as the size increases.
You must be Logged in to update hint/solution
Related MCQs
Q. Which of the following statement is wrong?
Q. The slip recovery scheme is a part of the synchronous speed changing technique.
Q. A wetting agent is used in film processing to:
Q. Zerol gears give lesser contact ratio.
Q. The diffusivity (D) in a binary gas mixture is related to the temperature (T) as
Q. To avoid interfering surface waves, low frequencies should only be used on:
Q. Which of the following is the main advantage of using the electromagnetic forming process?
Q. Under running condition, the rotor reactance is proportional to
Discusssion
Login to discuss.