As -the load is increased the speed of D.C. shunt motor will____________?

Related Mcqs:

What will happen if the back e.m.f. of a D.C. motor vanishes suddenly?

A. The motor will stop B. The motor will continue to run C. The armature may burn D. The motor will run noisy...

D.C. series motors are used______________?

A. where load is constant B. where load changes frequently C. where constant operating speed is needed D. in none of the above situations...

Buses, trains, trolleys, hoists, cranes require high starting torque and therefore make use of_____________?

A. D.C. series motor B. D.C. shunt motor C. induction motor D. all of above motors...

Which of the following loss in a D.C. generator varies significantly with the load current ?

A. Field copper loss B. Windage loss C. Armature copper loss D. None of the above...

Where D.C. motor of H.P. 12 or more requires frequent starting, stopping, reversing and speed control______________?

A. drum type controller is used B. three point starter is used C. four point starter is used D. all above can be used...