[" A "220V" input is supplied to a transformer.The output circuit draws "],[" current of "2.0A" at "440V" .If the ratio of output to input power is "0.],[" then,the current drawn by primary winding is "]

A 220 V input is supplied to a transformer. The output circuit draws a current of 2.0 A at 440 V . If the efficiency of the transformer is 80% , the current drawn by the primery winding of the transformer is

A 220 V input is supplied to a transformer. The output circuit draws a current of 2.0 A at 440 V. If the efficiency of the transformer is 80%, the current drawn by the primery winding of the transformer is

A 220 V input is supplied to a transformer. The output circuit draws a current of 2.0 A at 440 V . If the efficiency of the transformer is 80% , the current drawn by the primery winding of the transformer is: (1.) 3.6A (2.) 2.8A (3.) 2.5A (4.) 5.0A

A 220 V input is supplied to a transformer. The output circuit draws a current of 2 A at 440 V. If the efficiency of the transformer is 80%, the current drawn by the primary windings of the transformer is

A 220 volt input is supplied to a transformer.The output circuit draws a currnt of 2.0 ampere at 440 volts If the efficency of the transformer is 80% the current drawn by the primary windings of the transformer is :