Electrical Machines Which of the following induction motor has maximum speed? 6 pole. 4 pole. 8 pole. 2 pole. 6 pole. 4 pole. 8 pole. 2 pole. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Slip exists in synchronous motor. in both machines. induction motor. none of above. synchronous motor. in both machines. induction motor. none of above. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a single phase transformer the magnitude of leakage reactance is twice that of resistance of both primary and secondary. With secondary short circuited, the input power factor is 2/√5 1/√5 1/3 1/√2 2/√5 1/√5 1/3 1/√2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 240 V dc series motor takes 40 A when giving its rated output at 1500 rpm. Its resistance is 0.3 Ω. The value of resistance which must be added to obtain rated torque at 1000 rpm is 2.2 Ω 1.9 Ω 5.7 Ω 6 Ω 2.2 Ω 1.9 Ω 5.7 Ω 6 Ω ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Methods of synchronizing of alternator may be done by all of these. all dark lamp method. one dark two bright. all bright lamp method. all of these. all dark lamp method. one dark two bright. all bright lamp method. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which motor cannot be started on no load? shunt motors both B and C cumulative compound motors series motors shunt motors both B and C cumulative compound motors series motors ANSWER DOWNLOAD EXAMIANS APP
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