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The electric current flowing in a circuit is given by i=((2t)/(3 tau)) A for some time.The rms value of current for the period t=0 to t=tau is

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The electric current flowing in a circuit is given by i=(2t)/(3 tau) A for some time.The rms value of current for the period t=" to t=tau is O (2)/(sqrt(3))" A

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Knowledge Check

  • The electric current in a circuit is given by i=3t Here, t is in second and I in ampere. The rms current for the period to=0 to t=1 s is

    A
    3A
    B
    S
    C
    `sqrtA`
    D
    `3sqrt3A`

  • The electric current in AC circuit is given by the relation i = 3sinomegat + 4cosomegat . The rms value of the current in the circuit in ampere is

    A
    `5/sqrt(2)`
    B
    `5sqrt(2)`
    C
    `sqrt(2)/5`
    D
    `1/sqrt(2)`

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    Current in an ac circuit is given by i=2 sqrt(2) sin [(pi t+((pi)//4)] . Then find the average value of current during time t=0 to t=1 s.

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