In jaw crushers a motor has to often start against ____________________ load?

Related Mcqs:

When the load is above _______________ a synchronous motor is found to be more economical?

A. 2 kW B. 20 kW C. 50 kW D. 100 kW...

A reluctance motor_________________?

A. is provided with slip rings B. requires starting gear C. has high cost D. is compact...

Which of the following motors is usually preferred for kiln drives ?

A. Cascade controlled A.C. motor B. Slip ring induction motor C. Three phase shunt wound com-mutator motor D. Any of the above...

Which of the following motors is preferred when quick speed reversal is the main consideration ?

A. Squirrel cage induction motor B. Wound rotor induction motor E. Synchronous motor D. D.C. motor...

Which of the following types of motor enclosure is safest ?

A. Totally enclosed B. Totally enclosed fan cooled C. Open type D. Semi closed...