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An alternating emf of 110 V is applied t...

An alternating emf of 110 V is applied to a circuit containing a resistance R of `80 Omega` and an inductor L in series. The current is found to lag behind the supply voltage by an angle `theta=tan^(1) (3//4)`. Find the :
Current flowing in the circuit

A

2.5A

B

3.33A

C

2.0A

D

`10sqrt(5)A`

Text Solution

Verified by Experts

The correct Answer is:
C
Current flow , `I=(V)/(Z) =(100)/(50)A " " ( :. Z=50Omega)`
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