Electrical Machines If input of a transformer is square wave the output will be pulsed wave. square wave. sine wave. triangular wave. pulsed wave. square wave. sine wave. triangular wave. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Motors for fans and pumps are selected in the rpm range 720 to 920. 375 to 500. 500 to 720. 1440 to 2880. 720 to 920. 375 to 500. 500 to 720. 1440 to 2880. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 - Φ slip ring motor has double cage rotor. short-circuited rotor. any of the above. wound rotor. double cage rotor. short-circuited rotor. any of the above. wound rotor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The current drawn by the armature of DC motor is directly proportional to The speed of motor. The torque required. The voltage across the terminals. None of above. The speed of motor. The torque required. The voltage across the terminals. None of above. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines No load test of 3-phase induction motor gives which of the following? variable loss constant loss None of these both A and B variable loss constant loss None of these both A and B ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Induction motors provided with open slots have leading power factor. more breakdown torque. less breakdown torque. higher efficiency. leading power factor. more breakdown torque. less breakdown torque. higher efficiency. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS