Electrical Machines Which type of motors are preferred in lifts? DC compound motors. DC shunt motors. None of these DC series motors. DC compound motors. DC shunt motors. None of these DC series motors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For satisfactory performance of 3-phase 480V, 60 Hz induction motor, the supply voltage at 50 Hz should be equal to 480 V. 420 V. 400 V. 350 V. 480 V. 420 V. 400 V. 350 V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For high current and low current rating which winding is employed to DC machine? Wave winding None of above Lap winding Both lap and wave winding Wave winding None of above Lap winding Both lap and wave winding ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Generators work on the principle of production of None of these statically induced emf. dynamically and statically induced emf. dynamically induced emf. None of these statically induced emf. dynamically and statically induced emf. dynamically induced emf. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In most condition which frame of motor will be preferred? Drip proof. Totally enclosed fan coiled. Splash proof. Open type. Drip proof. Totally enclosed fan coiled. Splash proof. Open type. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Commutation in a DC machine may be explained as a process by which electric current in a coil is reversed. by virtue of which emf is induced in the armature conductors. in which magnetic field is set up. how alternate flux affects the main field flux. by which electric current in a coil is reversed. by virtue of which emf is induced in the armature conductors. in which magnetic field is set up. how alternate flux affects the main field flux. ANSWER DOWNLOAD EXAMIANS APP
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