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  • In the circuit shown here, the voltage across L and C are respectively 300 V and 400 V. The voltage E of the ac source is : <img alt="" src="https://cdn.entrance360.com/media/uploads/2019

In the circuit shown here, the voltage across L and C are respectively 300 V and 400 V. The voltage E of the ac source is :

Option: 1

400 Volt


Option: 2

500 Volt


Option: 3

100 Volt


Option: 4

700 Volt


Answers (1)

best_answer

we know that the voltage of C & L are always in Opposite phase
So Net voltage i.e., VL? & VC & resultant will be

V=\sqrt{\left(V_{L}-V_{C}\right)^{2}}=\sqrt{(300-400)^{2}}

V=100 V

Posted by

jitender.kumar

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