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If an alternating voltage is represented...

If an alternating voltage is represented as
`E=141 sin (628 t)`, then the rms value of the voltage and the frequency are respectively

A

141V, 628 Hz

B

100V, 50 Hz

C

100 V, 100 Hz

D

141 V, 100 Hz

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • If an alternating voltage is represented as E = 141 sin (628t), then the rms value of the voltage and the frequency are respectively.

    A
    141 V, 628 Hz
    B
    00 V, 50 Hz
    C
    100 V, 100 Hz
    D
    141 V, 100 Hz

  • If an alternating voltage is represented as v = 300 sin 600 t then the arms value of the voltage and the frequency are respectively :

    A
    141 V, 628 Hz
    B
    100 V, 50 Hz
    C
    100V,100 Hz
    D
    None of these

  • An alternating voltage is represented as E=20 sin 300 t . The average value of voltage over one cycle will be

    A
    Zero
    B
    10 volts
    C
    `20sqrt(2)` volt
    D
    `20/sqrt(2)` volt

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