Question

The core losses in 3-phase induction motor is 100W and equals the mechanical loss,the stator copper loss is 120W when developing 1500 W at the shaft output. What isefficiency of machine?Assume slip as 4%?
Select one:
a. 89.65%
b. 89.5596
c. 79.50596
d. 99.2396
12:52 pm​

Answer 1

Answer:

(d) is the Ans

hope you the Ans is right......