Electrical Machines To increase starting torque of a 3-phase slip ring induction motor, preferred method is to increase None of these rotor resistance supply voltage supply frequency None of these rotor resistance supply voltage supply frequency ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In single phase rotary converter the number of slip rings will be three. four. six. two. three. four. six. two. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following load normally needs starting torque more than rated torque? Blowers. Air compressors. Centrifugal pumps. Conveyers. Blowers. Air compressors. Centrifugal pumps. Conveyers. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The working principle of transformer depends on Newtons law. Coulombs law. Faradays law of electromagnetic induction. Amperes law. Newtons law. Coulombs law. Faradays law of electromagnetic induction. Amperes law. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The power developed by salient pole synchronous machine is/are both 1 and 2 excitation power only power due to saliency or reluctance only None of these both 1 and 2 excitation power only power due to saliency or reluctance only None of these ANSWER DOWNLOAD EXAMIANS APP
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