Electrical Machines A three phase induction motor has a synchronous speed of 1500 rpm the machine runs at 1460 rpm at a particular load. The slip at this load is ___________. 2.67 %. 1.5 %. 5 %. 30 %. 2.67 %. 1.5 %. 5 %. 30 %. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 - Φ, 12 pole, 600 V, 50 Hz star connected IM has rotor resistance and stand still resistance of 0.03 Ω and 0.5 Ω respectively. The speed of maximum torque will be 540 rpm. 240 rpm. 450 rpm. 470 rpm. 540 rpm. 240 rpm. 450 rpm. 470 rpm. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 - Φ, 400 / 200 V, Y - Y connected wound rotor induction motor has 0.06 Ω rotor resistance and 0.3 Ω standstill reactance per phase. To make the starting torque equal to maximum torque of the motor the additional resistance required 0.24 Ω. 0.45 Ω. 0.78 Ω. 0.66 Ω. 0.24 Ω. 0.45 Ω. 0.78 Ω. 0.66 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Slip exists in none of above. induction motor. in both machines. synchronous motor. none of above. induction motor. in both machines. synchronous motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Example of double excited machine is None of these DC Shunt Motor Synchronous motor. Both are correct. None of these DC Shunt Motor Synchronous motor. Both are correct. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS