DC Motors The shaft torque in a dc motor is less than total armature torque because of ______ in the motor. Field losses None of the listed here Iron and friction losses Cu losses Field losses None of the listed here Iron and friction losses Cu losses ANSWER DOWNLOAD EXAMIANS APP
DC Motors In D.C. machines the residual magnetism is of the order of 10 to 15 percent 50 to 75 percent 20 to 25 percent 2 to 3 percent 10 to 15 percent 50 to 75 percent 20 to 25 percent 2 to 3 percent ANSWER DOWNLOAD EXAMIANS APP
DC Motors The compensating winding is connected in Series-parallel with armature None of the listed here Series with armature Parallel with armature Series-parallel with armature None of the listed here Series with armature Parallel with armature ANSWER DOWNLOAD EXAMIANS APP
DC Motors D.C. series motors are used None of these Where load changes frequently Where constant operating speed is needed Where load is constant None of these Where load changes frequently Where constant operating speed is needed Where load is constant ANSWER DOWNLOAD EXAMIANS APP
DC Motors For starting a dc motor a starter is required because None of the listed here It limits the starting current to a safe value It starts the motor It limits the speed of the motor None of the listed here It limits the starting current to a safe value It starts the motor It limits the speed of the motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors No load speed of which of the following motor will be highest? Shunt motor Differentially compounded motor Series motor Cummulative compounded motor Shunt motor Differentially compounded motor Series motor Cummulative compounded motor ANSWER DOWNLOAD EXAMIANS APP
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