DC Motors In which of the following tests only one motor is required? Hopkinson's test Brake test Field's test Swinburne's test Hopkinson's test Brake test Field's test Swinburne's test ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following tests will be suitable for testing two similar D.C. series motors of large capacity? Brake test Field test Hopkinson's test Swinburne's test Brake test Field test Hopkinson's test Swinburne's test ANSWER DOWNLOAD EXAMIANS APP
DC Motors ______ motors never use belt connected loads. Differentially compounded Series Shunt Cummulative compounded Differentially compounded Series Shunt Cummulative compounded ANSWER DOWNLOAD EXAMIANS APP
DC Motors The torque developed by a dc motor is directly proportional to Armature resistance × armature current Armature resistance × applied voltage Flux per pole × armature current None of the listed here Armature resistance × armature current Armature resistance × applied voltage Flux per pole × armature current None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors For starting a dc motor a starter is required because It starts the motor None of the listed here It limits the starting current to a safe value It limits the speed of the motor It starts the motor None of the listed here It limits the starting current to a safe value It limits the speed of the motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors The mechanical power developed by a shunt motor will be maximum when the ratio of back emf to applied voltage is 0.5 4.0 1.0 2.0 0.5 4.0 1.0 2.0 ANSWER DOWNLOAD EXAMIANS APP
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