Question

Determine the value of phase dierence between

the current and the voltage in the given series

LCR circuit.

Answer 1

Answer:

(a)The phase difference between current and voltage ϕ is given by

tanϕ=

R

X

C

−X

L

X

C

=

ωC

1

=500Ω

X

L

=ωL=100Ω

R=400Ω

Thus tanϕ=

400

400

=1

⟹ϕ=45

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