DC Motors The direction of rotation of a D.C. series motor can be changed by None of these Interchanging field terminals Interchanging supply terminals Either of (A) and (B) above None of these Interchanging field terminals Interchanging supply terminals Either of (A) and (B) above ANSWER DOWNLOAD EXAMIANS APP
DC Motors Flywheel is used with D.C. compound motor to reduce the peak demand by the motor, compound motor will have to be Cumulatively compounded Level compounded Differentially compounded Under compounded Cumulatively compounded Level compounded Differentially compounded Under compounded ANSWER DOWNLOAD EXAMIANS APP
DC Motors If the supply voltage for a D.C. motor is increased, which of the following will decrease? Full-load current All of these Operating speed Starting torque Full-load current All of these Operating speed Starting torque ANSWER DOWNLOAD EXAMIANS APP
DC Motors Differentially compound D.C. motors can find applications requiring Low starting torque Variable speed High starting torque Frequent on-off cycles Low starting torque Variable speed High starting torque Frequent on-off cycles ANSWER DOWNLOAD EXAMIANS APP
DC Motors At the instant of starting when a D.C. motor is put on supply, it behaves like A low resistance circuit A highly resistive circuit None of these A capacitive circuit A low resistance circuit A highly resistive circuit None of these A capacitive circuit ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS