The ratio of starting to full load current for a 10kW, 400 V, 3 phase induction motor with star delta starter, given the full load efficiency as 0.86, the full load pf is 0.8 and short circuit current is 30 A at 100 V is

The ratio of starting to full load current for a 10kW, 400 V, 3 phase

1.	The ratio of starting to full load current for a 10kW, 400 V, 3 phase induction motor with star delta starter, given the full load efficiency as 0.86, the full load pf is 0.8 and short circuit current is 30 A at 100 V is
A.	1.9
B.	1.8
C.	2.4
D.	3.2
Answer» B. 1.8