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The frequency of an alternating current ...

The frequency of an alternating current is 50 Hz .In what time will the value of current rise to rms value from zero?

Text Solution

Verified by Experts

The correct Answer is:
`[2.5times10^-3s]`
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Knowledge Check

  • The rms value and frequency of an ac current are 5A and 50 Hz respectively. The value of the current after 1/300s from the time when its value becomes zero is

    A
    `5sqrt2A`
    B
    `5sqrt(3/2)A`
    C
    `5/6A`
    D
    `5/sqrt2A`

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