Electrical Machines Which type of motors are preferred in lifts? DC series motors. None of these DC compound motors. DC shunt motors. DC series motors. None of these DC compound motors. DC shunt motors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Total core loss is also called as -------------? Copper loss Eddy current loss Magnetic loss Hysteresis loss Copper loss Eddy current loss Magnetic loss Hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines stepped cores are used in transformers in order to reduce volume of copper. reluctance of core. iron loss. volume of iron. volume of copper. reluctance of core. iron loss. volume of iron. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature voltage control is considered suitable for a DC motor driven at constant speed. current. power. torque. speed. current. power. torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 230 volt dc motor has an armature winding resistance of 0.5 ohm. Calculate the emf induced by the motor if the full load armature current is 23 ampere. 220.4 volt. None of these. 120 volt. 218.5 volt. 220.4 volt. None of these. 120 volt. 218.5 volt. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC Motor 3 point starter is used to all of above. provide protection against Low-Voltage. limit the starting current to a safer value. provide overload protection. all of above. provide protection against Low-Voltage. limit the starting current to a safer value. provide overload protection. ANSWER DOWNLOAD EXAMIANS APP