Two separate induction motors having 6 poles and 4 poles are cascade. 3-phase 400 V, 60 Hz is the supply to the motors.
Posted: Fri Apr 29, 2022 8:38 am
Two separate induction motors having 6 poles and 4 poles are cascade. 3-phase 400 V, 60 Hz is the supply to the motors. The synchronous speeds (in rpm) of cascaded set will be
(a) 720, 1200, 1800 and 2400
(b) 600, 1000, 1500 and 3000
(c) 720, 1200, 1800 and 3600
(d) 600, 1200, 1800 and 2400
(a) 720, 1200, 1800 and 2400
(b) 600, 1000, 1500 and 3000
(c) 720, 1200, 1800 and 3600
(d) 600, 1200, 1800 and 2400