Electrical Machines The type of DC motor generally used for shears and punches is Series motor. Shunt motor. Differential compound motor. Cummulative compound motor. Series motor. Shunt motor. Differential compound motor. Cummulative compound motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Hopkinson test is conducted under which of the following condition? no load full load half load any of the above no load full load half load any of the above ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The short circuit test on a transformer is conducted to obtain eddy current loss. hysteresis loss. copper losses. core loses only. eddy current loss. hysteresis loss. copper losses. core loses only. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Conservator tank is used None of these to act as an oil storage. to take up the expansion of oil due to temperature rise. for better cooling of transformer. None of these to act as an oil storage. to take up the expansion of oil due to temperature rise. for better cooling of transformer. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Tappings of a transformer are provided at the phase end of hv side at the neutral side end of hv side at the middle of hv side at the phase end of lv side at the phase end of hv side at the neutral side end of hv side at the middle of hv side at the phase end of lv side ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A shunt generator is running at 1000 rpm. If flux is reduced by half, then what is the new speed? 500. 1000. 0. 2000. 500. 1000. 0. 2000. ANSWER DOWNLOAD EXAMIANS APP
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