Assertion: At resonance, power factor of L-C-R series circuit is 1.
Reason: At resonance, `X_(C) = X_(L)`

Assertion: At resonance, power factor of series L-C-R circuit is zero. Reason: At resonance, current function and voltage functions are in same phase.

Assertion: At resonance, power factor of series L-C-R circuit is zero. Reason: At resonance, current function and voltage functions are in same phase.

The power factor of a series L-C-R circuit at resonance

Resonance frequency for L-C-R, AC series circuit is f_0 = ……

At resonance the peak value of current in L-C-R series circuit is