Write down an expression for the resonant frequency of LC circuit.

Attempt the following . What is a series LCR resonant circuit?State the condition forseriesresonance and obtain an expression for the resonant frequency of the circuit.

Above the resonant frequency,

Define resonance frequency in parallel resonance. Obtain an expression for resonance frequency in parallel LC circuit. Also discuss the variation of current with frequency.

Define series resonant frequency.

Write down expression for Lorentz force.

State principle of cyclotron. Derive an expression for the cyclotron frequency.

State the condition for series resonance. Obtain an expression for resonant frequency.

State the condition for series resonance. Obtain an expression for resonant frequency.

An oscillator circuit consists of an inductance of 0.5 mH and a capacitor of 20 muF . The resonant frequency of the circuit is nearly

An alternating e.m.f. is applied to a series L - C - R circuit. It the frequency of the applied e.m.f. is more than the resonant frequency of the circuit then the circuit will act as