Question

In series combination of R, L and C with an A.C. source at resonance, if R = 20 ohm, then impedence Z of the combination is ______.

विकल्प

• 20 ohm 

• zero

• 10 ohm

• 400 ohm

Answer 1

In series combination of R, L and C with an A.C. source at resonance, if R = 20 ohm, then impedence Z of the combination is 20 ohm.