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BITSAT 2020

Exam: BITSAT
Year: 2020
Subject: Physics
Chapter: Alternating Current

BITSAT 2020 · Physics · Alternating Current

In series combination of R, L and C with an A.C. source at...

In series combination of

R, L

and

C

with an A.C. source at resonance, if

\mathrm{R}=20 \mathrm{ohm},

then impedance

Z

of the combination is

Options

A $20 \mathrm{ohm}$
Bzero
C10 ohm
D $400 \mathrm{ohm}$

Correct answer

A. $20 \mathrm{ohm}$

Step-by-step solution

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