Three Phase Induction Motors The condition of induction motor on load resemble those of a transformer whose secondady is _______ Short circuited Open circuited None of the listed here Supplying a variable resistive load Short circuited Open circuited None of the listed here Supplying a variable resistive load ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Less maintenance troubles are experienced in terms of None of the listed here Both squirrel cage and slip ring Slip ring induction motor Squirrel cage induction motor None of the listed here Both squirrel cage and slip ring Slip ring induction motor Squirrel cage induction motor ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The torque developed in the cage induction motor with auto-starter is K × torque with direct switching k/torque with direct switching k2/torque with direct switching K2 × torque with direct switching K × torque with direct switching k/torque with direct switching k2/torque with direct switching K2 × torque with direct switching ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The efficiency of an induction motor can be expected to be nearly 95 to 98 % 99% 60 to 90% 80 to 90% 95 to 98 % 99% 60 to 90% 80 to 90% ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors At no load the rotor core loss of a 3 phase induction motor is Small None of the listed here Practically zero Large Small None of the listed here Practically zero Large ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In medium sized induction motor, the slip is generally around 0.04 % 4 % 0.4 % 14% 0.04 % 4 % 0.4 % 14% ANSWER DOWNLOAD EXAMIANS APP
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