Crowdly

To investigate frequency-dependent behavior in circuits

To measure voltage in direct current circuits

To analyze the resistance of capacitors

Calculate the Impedance at a frequency f in Ohm. (incl Unit)

R = 10 Ohm

L = 500mH

100µF

f = 60 Hz

What is the formula for the resonant frequency f₀ of a series resonant circuit?

f₀ = R + (1 / (2πL))

f₀ = (L / R)

f₀ = (1 / (2π√(LC)))

f₀ = (1 / (2πR))

Calculate the Bandwidth in Hz of a real RLC circuit. (with the Unit)

R = 5 Ohm

L = 10mH

C = 50µF

Which of the following is true about the reactance of the inductor L and the capacitor C at resonant frequency?

The capacitive reactance dominates

They are both zero

The inductive reactance dominates

They are equal in magnitude and opposite in phase

What does the bandwidth B of a series resonant circuit represent?

The inductance of the circuit

The total current flowing through the circuit

The frequency range in which the circuit operates efficiently

The maximum voltage across the circuit

What happens to the phase shift between current and voltage at resonance?

The phase shift is 0°

The phase shift is 180°

The phase shift is 90°

The phase shift is 45°

How can Lissajous figures be used in the context of an RLC circuit?

To analyze the phase relationship between current and voltage

To calculate total resistance

To visualize the electric field

To measure voltage directly

Calculate the phase shift in degree of a RLC circuit (incl Unit)

R = 10 Ohm

L = 50 mH

C = 100µF

f = 100 Hz

Calculate the resonance frequency in Hz of an LC circuit. (incl. Unit)

L = 100mH

C = 200µF