Industrial Drivers - Study Mode
[#46] In jaw crushers a motor has to often start against ________ load.
Correct Answer
(A) Heavy
[#47] For which of the following applications D.C. motors are still preferred?
Correct Answer
(C) Variable speed drive
[#48] Is not a part of ball bearing?
Correct Answer
(D) Bush
[#49] The characteristics of drive for crane hoisting and lowering are which of the following?
Correct Answer
(D) All of the above
[#50] The starting torque of a D.C. motor is independent of which of the following?
Correct Answer
(D) Speed