Electrical Machines In DC machines internal characteristics are plotted between Vt vs load current Vt vs Ia Eg vs Ia Eg vs load current Vt vs load current Vt vs Ia Eg vs Ia Eg vs load current ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In alternator, the rotary part is armature. core. none of these. magnetic field poles. armature. core. none of these. magnetic field poles. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Direction of rotation of DC motor is reversed by Adding resistance to field circuit. Interchanging armature and field connection. Reversing supply connection. Reversing armature connection or field connection. Adding resistance to field circuit. Interchanging armature and field connection. Reversing supply connection. Reversing armature connection or field connection. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Generators work on the principle of production of None of these statically induced emf. dynamically induced emf. dynamically and statically induced emf. None of these statically induced emf. dynamically induced emf. dynamically and statically induced emf. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A motor armature conductor of length 0.5 m is exposed to a flux density of 4 Wb / m2. Calculate the force experienced by the conductor, when the armature current is 5 Amp? 20 N. None of these. Can't be determined. 15 N. 20 N. None of these. Can't be determined. 15 N. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Current in a coil undergoing commutation is not able to get reversed completely by the end of commutation period. It is due to None of these armature emf. reactance voltage induced in the coil. coil resistance. None of these armature emf. reactance voltage induced in the coil. coil resistance. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS