Home
Class 12
PHYSICS
In an a.c circuit, V & I are given by V ...

In an a.c circuit, `V` & I are given by `V = 100 sin (100 t)` volt.
`I = 100 sin (100 t + (pi)/(2)) mA`
The power dissipated in the circuit is:

A

`10^(4)` W

B

10 W

C

2.5 W

D

5 W

Text Solution

Verified by Experts

The correct Answer is:
C
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ALTERNATING CURRENT

    MOTION|Exercise EXERCISE - 2 (LEVEL - II)|5 Videos

  • ALTERNATING CURRENT

    MOTION|Exercise EXERCISE - 3 (LEVEL - I)|11 Videos

  • ALTERNATING CURRENT

    MOTION|Exercise EXERCISE - 1|20 Videos

  • 10 ROTATIONAL

    MOTION|Exercise Exercise - 4 (Level - II)|49 Videos

  • ATOMIC STRUCTURE & X-RAY

    MOTION|Exercise Exercise - 2|31 Videos

Similar Questions

Explore conceptually related problems

In an A.C. circuit, V and I are given by V = 100 sin ( 100t) volt. I = 100 sin ( 100 t + pi //4) mA The power dissipated in the circuit is

In an ac circuit,V and | are given by V=100sin(100t)" volts ,I=100sin(100t+(pi)/(3))mA .The power dissipated in circuit is

Knowledge Check

  • In an AC circuit V and I are given by V = 100 sin 100t V and I = 100 sin (100t + pi//3) mA. The power dissipated in the circuit is

    A
    `10_(4) watt`
    B
    10 watt
    C
    2.5 watt
    D
    5 watt

  • In an A.C. circuit , e and I are given by, e=100 sin (100t) volt, I=100sin(100t+(pi)/(3))mA . The power dissipated in circuit is

    A
    `10^(4)` watt
    B
    `10` watt
    C
    `2.5` watt
    D
    `5` watt

  • In an AC circuit, V and I are given by V=100sin(100t)volts, I=100sin(100t+(pi)/3)mA . The power dissipated in circuit is

    A
    `10^(4)` watt
    B
    `10` watt
    C
    `2.5` watt
    D
    `5` watt

    • Similar Questions

    Explore conceptually related problems

    In an a c.circuit V and 1 are given by v=200sin(100t) volts 1=50sin(100t+pi/3)mA The power dissipated in the circuit is

    In an A.C. circuit, E=100 sin (500 t) volt and I=1000 sin(500 t +(pi)/3) mA . The power dissipated in the circuit is

    In an a.c. circuit V and I are given by V=50 sin50t volt and I = 100 sin (50t + pi//3) mA. The power dissipated in the circuit

    In an circuit, V and I are given by V=150sin(150t) V and I =150sin(150t+(pi)/(3))A . The power dissipated in the circuit is

    In LCR series circuit , an alternating emf e and current i are given by the equations e = sin (100 t) volt . i=100 sin (100 t + (pi)/(3)) mA The average power dissipated in the circuit will be

    Home
    Profile