EASY
12th Manipur Board
IMPORTANT
Earn 100

A sinusoidal voltage of peak value 2302V with variable frequency is applied to a series LCR circuit in which R=5Ω, L=250πmH and C=400πμF.

a Find the frequency of the source at which resonance occurs.

Important Questions on Alternating Current

EASY
12th Manipur Board
IMPORTANT

A sinusoidal voltage of peak value 283V  with variable frequency is applied to a series LCR circuit in which R=3Ω, L=25.48mH and C=786μF

b Calculate the impedance, the r.m.s. current and the power dissipated at resonance condition.