The size of an excavator is usually expressed in terms of_________________?

Related Mcqs:

Which of the following motors are pre-ferred for overhead travelling cranes ?

A. Slow speed motors B. Continuous duty motors C. Short time rated motors D. None of the above...

___________________is preferred for synthetic fibre mills?

A. Synchronous motor B. Reluctance motor C. Series motor D. Shunt motor...

Heat control switches are used in__________________?

A. transformers B. cooling ranges C. three phase induction motors D. single phase...

In which of the following applications variable speed operation is preferred ?

A. Exhaust fan B. Ceiling fan C. Refrigerator D. Water pump...

For a D.C. shunt motor which of the following is incorrect ?

A. Unsuitable for heavy duty starting B. Torque varies as armature current C. Torque-armature current is a straight line D. Torque is zero for zero armature current...