At the instant of starting when a D.C. motor is put on supply, it behaveslike

Related MCQs

• As there is no back e.m.f. at the instant of starting a D.C. motor, in order to prevent a heavy current from flowing though the armature circuit
• By looking at which part of the motor, it can be easily confirmedthat a particular motor is D.C. motor?
• Flywheel is used with D.C. compound motor to reduce the peak demand by the motor, compound motor will have to be
• For starting a D.C. motor a starter is required because
• The starting resistance of a D.C. motor is generally
• For the same H.P. rating and full load speed, following motor has poor starting torque
• Following motor is used where high starting torque and wide speed range control is required.
• Where D.C. motor of H.P. 12 or more requires frequent starting, stopping,reversing and speed control
• If the field of a D.C. shunt motor gets opened while motor is running
• In case-the conditions for maximum power for a D.C. motor are established,the efficiency of the motor will be