DC Motors If a dc motor is to be selected for conveyors, which motor would be preferred? Series motor Cummulative compound motor Shunt motor Differentially compound motor Series motor Cummulative compound motor Shunt motor Differentially compound motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors The rheostatic speed control method is very Unsuitable for rapidly changing loads Suitable for getting speeds above the normal Efficient Economical Unsuitable for rapidly changing loads Suitable for getting speeds above the normal Efficient Economical ANSWER DOWNLOAD EXAMIANS APP
DC Motors Dc series motors are used in those applications where _____ is required. High starting torque None of the listed here Low no load speed Constant speed High starting torque None of the listed here Low no load speed Constant speed ANSWER DOWNLOAD EXAMIANS APP
DC Motors In variable speed motor A stronger commutating field is needed at low speed than at high speed A weaker commutating field is needed at low speed than at high speed None of these Same commutating field is needed at low speed than at high speed A stronger commutating field is needed at low speed than at high speed A weaker commutating field is needed at low speed than at high speed None of these Same commutating field is needed at low speed than at high speed ANSWER DOWNLOAD EXAMIANS APP
DC Motors A series motor will over speed when The armature circuit is opened. The load is increase Load is removed The field is opened The armature circuit is opened. The load is increase Load is removed The field is opened ANSWER DOWNLOAD EXAMIANS APP
DC Motors No load speed of which of the following motor will be highest? Series motor Shunt motor Cummulative compounded motor Differentially compounded motor Series motor Shunt motor Cummulative compounded motor Differentially compounded motor ANSWER DOWNLOAD EXAMIANS APP
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