MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Power

15.Power Diss...

Question

15.Power Dissipated in an LCR series circuit connected to an a.c. source of emf E is ?

Open in App

Solution

Suggest Corrections

thumbs-up

26

Similar questions

Q. In a series LCR circuit connected to an a.c. source of voltage

v = v_{m} s i n ω t

, use phasor diagram to derive an expression for the current in the circuit. Hence, obtain the expression for the power dissipated in the circuit. Show that power dissipated at resonance is maximum.

Q. An inductor of reactance

1 Ω

and a resistor of

2 Ω

are connected in series to the terminals of a

6 V (r m s)

a.c. source. The power dissipated in the circuit is

Q. An LCR series circuit with 100 resistance is connected to an AC source of 200 V and angular frequency 300 radians per second. When only the capacitance is removed, the current leads the voltage by 60 . Then the current and power dissipated in LCR circuit are respectively :

20 m H

50 μ F

40 Ω

are connected in series across a source of emf

V = 10 sin 340 t

. The power loss in A.C. circuit is:

L C R

L = 10 m H, R = 150 Ω

C = 1 μ F

connected in series to a source of

150 \sqrt{2} cos ω t

volt. At a frequency that is

50 %

of the resonant frequency, calculate the average power (in

w a t t

) dissipated per cycle.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Power

PHYSICS

Watch in App

explore_more_icon

Explore more

Standard X Physics

Join BYJU'S Learning Program

CrossIcon