DC Motors Differentially compound D.C. motors can find applications requiring Variable speed Frequent on-off cycles Low starting torque High starting torque Variable speed Frequent on-off cycles Low starting torque High starting torque ANSWER DOWNLOAD EXAMIANS APP
DC Motors The maximum end play of a motor is about 6 mm 2 mm 10 mm 0.4 mm 6 mm 2 mm 10 mm 0.4 mm ANSWER DOWNLOAD EXAMIANS APP
DC Motors For the same H.P. rating and full load speed, following motor has poor starting torque Series Differentially compounded Cumulatively compounded Shunt Series Differentially compounded Cumulatively compounded Shunt ANSWER DOWNLOAD EXAMIANS APP
DC Motors In D.C. machines the residual magnetism is of the order of 10 to 15 percent 20 to 25 percent 2 to 3 percent 50 to 75 percent 10 to 15 percent 20 to 25 percent 2 to 3 percent 50 to 75 percent ANSWER DOWNLOAD EXAMIANS APP
DC Motors At the instant of starting when a D.C. motor is put on supply, it behaves like None of these A highly resistive circuit A capacitive circuit A low resistance circuit None of these A highly resistive circuit A capacitive circuit A low resistance circuit ANSWER DOWNLOAD EXAMIANS APP
DC Motors The starting resistance of a DC motor is generally Infinitely large 1000 Ω Around 500 Ω Low Infinitely large 1000 Ω Around 500 Ω Low ANSWER DOWNLOAD EXAMIANS APP
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