Electrical Machines Generator works on the principle of production dynamically induced emf. None of these static induced emf. both A and B. dynamically induced emf. None of these static induced emf. both A and B. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature reaction of an unsaturated DC machine is magnetising. demagnetising. crossmagnetising. none of above. magnetising. demagnetising. crossmagnetising. none of above. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC Shunt Motor if the load current increases then field flux decreases. remains constant. decreases increases. decreases. remains constant. decreases increases. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In an ideal DC generator the regulation is high. zero. low. positive. high. zero. low. positive. 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? 15 N. 20 N. Can't be determined. None of these. 15 N. 20 N. Can't be determined. None of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Mechanical energy is supplied to DC generator at the rate of 4200 J / s. The generator delivers 32.2 Amp at 120 V. What is the percentage efficiency of the generator? 205 V. 201.02 V. 210 V. 212 V. 205 V. 201.02 V. 210 V. 212 V. ANSWER DOWNLOAD EXAMIANS APP
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