Electrical Machines A 4 pole 50 Hz induction motor is running at 1470 rpm. What is the slip value? 0.4 0.2 0.04 0.02 0.4 0.2 0.04 0.02 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When a short circuit test on a transformer is performed at 25 V, 50 Hz, the drawn current is I1. If the test is performed by 25 V and 25 Hz and power drawn current is I2, then None of these I1 = I2 I1 < I2 I1 > I2 None of these I1 = I2 I1 < I2 I1 > I2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Hunting in a synchronous cannot be due to variable load. variable frequency. variable supply voltage. windage friction. variable load. variable frequency. variable supply voltage. windage friction. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following will vary the maximum torque? both 1 and 2 rotor reactance X rotor resistance R None of these both 1 and 2 rotor reactance X rotor resistance R None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the actual arrangement of series wound generator? Armature and field both are parallel. Armature winding is in series with load. Armature and field both are in series with the load. Armature and field both are connected. Armature and field both are parallel. Armature winding is in series with load. Armature and field both are in series with the load. Armature and field both are connected. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In which of the following, voltage regulation may be zero or negative lagging power factor leading power factor unity power factor All of these lagging power factor leading power factor unity power factor All of these ANSWER DOWNLOAD EXAMIANS APP
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