Electrical Machines In a single phase induction motor, the starting torque developed is proportional to 1/V² 1/V V² supply voltage V 1/V² 1/V V² supply voltage V ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The field system of an alternator is usually excited 230 V AC. 250 / 250 V DC. 110 / 220 V AC. 3 - Φ, 50 Hz and 400 V. 230 V AC. 250 / 250 V DC. 110 / 220 V AC. 3 - Φ, 50 Hz and 400 V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 - Φ, 4 pole IM is supplied from a 50 Hz source. Calculate rotor frequency when rotor runs 600 rpm? 30 Hz. 20 Hz. 35 Hz. Can be determined. 30 Hz. 20 Hz. 35 Hz. Can be determined. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A series motor is efficiently suitable for high starting torque operation. constant speed operation. none of these. low starting torque operation. high starting torque operation. constant speed operation. none of these. low starting torque operation. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The power developed by salient pole synchronous machine is/are power due to saliency or reluctance only both 1 and 2 None of these excitation power only power due to saliency or reluctance only both 1 and 2 None of these excitation power only ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The shaft of induction motor should be stiff. hollow. any of these. flexible. stiff. hollow. any of these. flexible. ANSWER DOWNLOAD EXAMIANS APP