DC Motors Where D.C. motor of H.P. 12 or more requires frequent starting, stopping, reversing and speed control All above can be used Drum type controller is used Four point starter is used Three point starter is used All above can be used Drum type controller is used Four point starter is used Three point starter is used ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following motor has the poorest speed regulation? Series motor Differentially compound motor Shunt motor Cummulative compound motor Series motor Differentially compound motor Shunt motor Cummulative compound motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors The starting resistance of a DC motor is generally Infinitely large Around 500 Ω 1000 Ω Low Infinitely large Around 500 Ω 1000 Ω Low 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? Swinburne's test Brake test Hopkinson's test Field test Swinburne's test Brake test Hopkinson's test Field test ANSWER DOWNLOAD EXAMIANS APP
DC Motors The running speed of a dc series motor is basically determined by Armature reaction Field excitation Load None of the listed here Armature reaction Field excitation Load None of the listed here ANSWER DOWNLOAD EXAMIANS APP
DC Motors For starting a dc motor a starter is required because None of the listed here It limits the speed of the motor It limits the starting current to a safe value It starts the motor None of the listed here It limits the speed of the motor It limits the starting current to a safe value It starts the motor ANSWER DOWNLOAD EXAMIANS APP
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