Three Phase Induction Motors Slip rings are usually made of Copper Carbon Phospor bronze Aluminium Copper Carbon Phospor bronze Aluminium ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The efficiency of an induction motor can be expected to be nearly 95 to 98 % 60 to 90% 80 to 90% 99% 95 to 98 % 60 to 90% 80 to 90% 99% ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The number of slip rings on a squirrel cage induction motor is usually None Two Three One None Two Three One ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The starting torque of a squirrel cage induction motor is Negligible Low Same as full load torque Slightly more than full load torque Negligible Low Same as full load torque Slightly more than full load torque ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In medium sized induction motor, the slip is generally around 0.4 % 14% 0.04 % 4 % 0.4 % 14% 0.04 % 4 % ANSWER DOWNLOAD EXAMIANS APP