1.

In an A.C. circuit the value of inductive reactance connected with it, then the phase difference between current in coil and voltage = …… rad.

Answer»

`pi/2`
`pi/3`
`pi/4`
`pi/6`

SOLUTION :Phase DIFFERENCE `TAN delta=X_L/R=X_L/X_L=1`
`THEREFORE delta=45^@ =pi/4` rad


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