A 600 VOLT, 3 PHASE, WYE CONNECTED SYNCHRONOUS MOTOR CONSUMES 400 KW AT 0.9 POWER FACTOR LEADING. RESISTANCE PER COIL =
Posted: Thu Jul 14, 2022 2:37 pm
A 600 VOLT, 3 PHASE, WYE CONNECTED SYNCHRONOUS MOTOR CONSUMES400 KW AT 0.9 POWER FACTOR LEADING. RESISTANCE PER COIL = 0.06 OHM,SYNCHRONOUS REACTANCE PER COIL = 0.12 OHM. STRAY POWER LOSS = ½CORE LOSS, CORE LOSS = 1/8 COPPER LOSS. WHAT IS THE EFFICIENCY OFTHE MACHINE?
a. 90.226% b. 92.26% c. 92. 62% d. 96.22%
a. 90.226% b. 92.26% c. 92. 62% d. 96.22%