Question

A 10 W device needs more than 1000 V input to operate. If the main supply is known to fluctuate between 200 V and 250 V, the turn ratio of the step up transformer required to operate the device must be
(C) Equal to 4.5
(ECATE
(A) More than 4
(B) More than 5
(C) Less than 5​

Answer 1

Answer:

b is ans

please mark me as brain liat b is ana