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The r.m.s current in an AC circuit is 2A...

The r.m.s current in an `AC` circuit is `2A`. If the wattless current be `sqrt(3)A`, what is the power factor?

A

`(1)/(sqrt3)`

B

`(1)/(sqrt2)`

C

`(1)/(2)`

D

`(1)/(3)`

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • The r.m.s. current in an A.C. circuit is 4A. If the wattless current 2 sqrt(3)A , then the power factor of the circuit is

    A
    a. `1/3`
    B
    b. `1/2`
    C
    c. `1(sqrt(2))`
    D
    d. `sqrt(3)`

  • The rms value of current in an ac circuit is 25 A, then peak current is

    A
    `35.36 mA`
    B
    `35.36 A`
    C
    `3.536 A`
    D
    `49.38 A`

  • Current in the circuit is wattless, if

    A
    Inductance in the circuit is zero
    B
    Resistance in the current is zero
    C
    Current is alternating
    D
    Resistance and inductance both are zero

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