DC Motors The rheostatic speed control method is very Economical Efficient Unsuitable for rapidly changing loads Suitable for getting speeds above the normal Economical Efficient Unsuitable for rapidly changing loads Suitable for getting speeds above the normal ANSWER DOWNLOAD EXAMIANS APP
DC Motors When two dc series motor are commected in parallel, the resultant speed is Zero Normal speed Loss than the normal speed More than the normal speed Zero Normal speed Loss than the normal speed More than the normal speed ANSWER DOWNLOAD EXAMIANS APP
DC Motors If a D.C. shunt motor is working at full load and if shunt field circuit suddenly opens Nothing will happen to motor This will make armature to take heavy current, possibly burning it Motor will come to stop This will result in excessive speed, possibly destroying armature due to excessive centrifugal stresses Nothing will happen to motor This will make armature to take heavy current, possibly burning it Motor will come to stop This will result in excessive speed, possibly destroying armature due to excessive centrifugal stresses 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 Under compounded Differentially compounded Level compounded Cumulatively compounded Under compounded Differentially compounded Level compounded ANSWER DOWNLOAD EXAMIANS APP
DC Motors The plugging gives the Highest torque braking None of the listed here Zero torque braking Smallest torque braking Highest torque braking None of the listed here Zero torque braking Smallest torque braking ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which of the following loss in a D.C. generator varies significantly with the load current? Field copper loss None of these Windage loss Armature copper loss Field copper loss None of these Windage loss Armature copper loss ANSWER DOWNLOAD EXAMIANS APP
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