Electrical Machines The type of DC motor used for shears and punches is Series motor. Differential compound motor. Cummulative compound motor. Shunt motor. Series motor. Differential compound motor. Cummulative compound motor. Shunt motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When the armature current of 5 Amp is flowing through the dc motor the torque produced is 47 Nm. Keeping the speed constant if the armature current is increased to 7 amp, calculate the new torque. Assume losses to be constant. 74 Nm. 65.8 Nm. 38.5 Nm. 27.73 Nm . 74 Nm. 65.8 Nm. 38.5 Nm. 27.73 Nm . ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generator, full form of MNA is what? Magnetic no-load axis. Magnetic neutral armature co-ordinate. Magnetically no-load armature co-ordinate. Magnetic neutral axis. Magnetic no-load axis. Magnetic neutral armature co-ordinate. Magnetically no-load armature co-ordinate. Magnetic neutral axis. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generators, the cause of rapid brush wear may be any of above. rough commutator surface. severe sparking. imperfect contact. any of above. rough commutator surface. severe sparking. imperfect contact. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What will be the eddy current loss if the supply frequency of a transformer becomes double? Remains same. Doubled. Four times. Eight times. Remains same. Doubled. Four times. Eight times. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Compensating winding is placed in the main field armature core pole shoe All of these main field armature core pole shoe All of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS