Home
Class 12
PHYSICS
In an ac circuit the instantaneous value...

In an ac circuit the instantaneous values of current and applied voltage are respectively `i=2(Amp) sin (250pis^(-1)t and epsi =(10V) sin [(250pis^(-1))t+(pi)/(3)`, Find the instantaneous power drawn from the source at `t=(2)/(3)ms` and its average value.

Text Solution

Verified by Experts

The correct Answer is:
10W,5W
Promotional Banner

Topper's Solved these Questions

  • ALTERNATING CURRENT

    RESONANCE|Exercise SECTION C|16 Videos

  • ALTERNATING CURRENT

    RESONANCE|Exercise SECTION D: Resonance|10 Videos

  • ALTERNATING CURRENT

    RESONANCE|Exercise EXERCISE SECTION A|4 Videos

  • ATOMIC PHYSICS

    RESONANCE|Exercise Advanved level problems|17 Videos

Similar Questions

Explore conceptually related problems

For an "AC" circuit,current and voltage are respectively i=2sin(250 pi t)ampere and V=10sin(250 pi t+(pi)/(3))" volts.Find the instantaneous power (in watt) drawn from the source at t=(2)/(3)ms

The instantaneous values of current and voltage in an AC circuit are given by l = 6sin ( 100 pi t + pi / 4) V = 5sin ( 100 pi t - pi / 4 ), then

In a circuit, the instantaneous values of alternating current and voltages in a circuit is given by I = (12)/(sqrt2) sin (100 pi t) A and E = (1)/(sqrt2) sin (100 pi t + (pi)/(3)) V . The average power in watts consumed in the circui is

The instantaneous values of current and voltage in an A.C. circuit are respectively I = 4 sin omega t and E = 100 cos ( Omega t + pi //3) . The phase difference between voltage and current is

In an AC circuit the instantaneous values of emf and current are e=200sin30t volt and i=2sin(300t+(pi)/(3)) amp The average power consumed (in watts) is

In an A.C. circuit the instantaneous values of e.m.f. And current are given by E=100 sin (200 t) volt and I=2 sin(200 t +(pi)/3) ampere. The average power consumed is the circuit is

The instantaneous values of current and voltage in an A.C. circuit are respectively I = 4 sin omega t and E= 100 cos( omega t+ pi//6) . The phase difference voltage and current is

The instantaneous values of current and voltage in an ac circuit are i=100 sin 314 r amp and e=200 sin (314 t+pi//3) V respectively. If the resistance is 1 Omega then the reactance of the circuit will be

In an A.C circuit the instantaneous values of current and voltage are I = 120 sin omega t ampare and E = 300 sin (omega t + pi//3) volt respectively. What will be the inductive reactance of series LCR circuit if the resistance and capacitve reactrance are 2 ohm and 1 ohm respectively?

The instantaneous values of current and voltage in an AC circuit are i=100sin314t amp and e=200sin(314t+pi//3)V respectively. If the resistance is 1Omega then the reactance of the circuit will be