Home
Class 12
PHYSICS
The peak value of an alternating current...

The peak value of an alternating current is 5A and its frequency is 60Hz. Find its rms value. How long will the cukrgrenQt current IS 5 A and its frequency is 60 Hz. Find its runs value.

Text Solution

Verified by Experts

`I_("rms")=(I_(0))/(sqrt2)=(5)/(sqrt2)A, t=(T)/(4)=(1)/(240)s`
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ALTERNATING CURRENT

    RESONANCE|Exercise EXERCISE SECTION A|4 Videos

  • ALTERNATING CURRENT

    RESONANCE|Exercise SECTION B|15 Videos

  • ALTERNATING CURRENT

    RESONANCE|Exercise A.L.P|10 Videos

  • ATOMIC PHYSICS

    RESONANCE|Exercise Advanved level problems|17 Videos

Similar Questions

Explore conceptually related problems

The peak value of alternating current is 5A and its frequency is 60Hz. Find its rms value. How long will the current take to reach the peak starting from zero?

The peak value of an alternating current is 10. A. Find its rms value

Knowledge Check

  • The peak value of Alternating current is 6 amp, then r.m.s. value of current will be

    A
    `3A`
    B
    `3sqrt(3)A`
    C
    `3sqrt(2)A`
    D
    `2sqrt(3)A`

  • The ratio of peak value and r.m.s value of an alternating current is

    A
    1
    B
    `1/2`
    C
    `sqrt(2)`
    D
    `1//sqrt(2)`

  • The frequency of an alternating voltage is 50 cycles/sec and its amplitude is 120V . Then the r.m.s value of voltage is

    A
    `101.3 V`
    B
    `84.8 V`
    C
    `70.7 V`
    D
    `56.5 V`

    • Similar Questions

    Explore conceptually related problems

    The peak value of an alternating current of frequency 50 Hz is 14.14 A. Find its rms value. How much time will the current take in reaching from 0 to maximum value.

    The equation of an alternating current is I=20sin300pit .Calculate the frequency and r.m.s value of current

    The equation of an alternating current is I=20sin300 pi t .Calculate the frequency and r.m.s value of current

    The time required for a 50Hz alternating current to change its value from zero to rms value is (in milli second)

    If the period of a simple pendulum is 2s, then its frequency is 0.5 Hz

    Home
    Profile