Electrical Machines The output indicate on the name plate of any motor is always the Output power at the shaft. Gross power. Power drawn in KVA. Power drawn in KW. Output power at the shaft. Gross power. Power drawn in KVA. Power drawn in KW. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the frequency of a alternator, if P = number of poles and N = revolution made per second? 120P / N Hz. 120N / P Hz. 120 / PN Hz. PN / 2 Hz. 120P / N Hz. 120N / P Hz. 120 / PN Hz. PN / 2 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 - Φ, 6 pole, 50 Hz IM has a rotor speed of 987 rpm find rotor frequency? 60 Hz. 0.75 Hz. 0.65 Hz. 0.70 Hz. 60 Hz. 0.75 Hz. 0.65 Hz. 0.70 Hz. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In above question, the output power delivered by generator G1 and G2 will be 5.7 kW, 8.7 kW. 6.3 kW, 9.3 kW. 9.3 kW, 9.3 kW. 9.6 kW, 12 kW. 5.7 kW, 8.7 kW. 6.3 kW, 9.3 kW. 9.3 kW, 9.3 kW. 9.6 kW, 12 kW. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines DC motors are stopped by opening line switches and not by forcing the handle of the motor starter back to OFF position. This is due to occurance of Both of above. Heavy sparking at the first stud of starting resistance steps. Heavy sparking at brushes. None of these. Both of above. Heavy sparking at the first stud of starting resistance steps. Heavy sparking at brushes. None of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the reason for stationary armature essential in alternators above 5 KVA? All of these Insulation requirement is less. Collecting of large current is simple. Operating cost is less. All of these Insulation requirement is less. Collecting of large current is simple. Operating cost is less. ANSWER DOWNLOAD EXAMIANS APP
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