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A coil has a resistance of 10 Omega and ...

A coil has a resistance of `10 Omega` and an inductance of `0.4` henry. It is connected to an AC source of `6.5 V, 30/(pi), 30/(pi) Hz`. Find the average power consumed in the circuit.

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To find the average power consumed in the circuit, we will follow these steps: ### Step 1: Identify the given values - Resistance, \( R = 10 \, \Omega \) - Inductance, \( L = 0.4 \, \text{H} \) - Voltage, \( V = 6.5 \, \text{V} \) - Frequency, \( f = \frac{30}{\pi} \, \text{Hz} \) ...
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Knowledge Check

  • A coil having a resistance of 50.0 Omega and an inductance of 0.5 H is connected to an AC source of 110 , v, 50Hz . The rms current in the circuit is

    A
    `1.5A`
    B
    `0.67A`
    C
    `1A`
    D
    `3A`

  • A coil having a resistance of 50.0 Omega and an inductance of 0.5 H is connected to an AC source of 110 , v, 50Hz . The impedance of the coil is (appoximately)

    A
    `165 Omega`
    B
    `55 Omega`
    C
    `330 Omega`
    D
    none of these

  • A coil having a resistance of 50.0 Omega and an inductance of 0.5 H is connected to an AC source of 110 , v, 50Hz . If the frequency of the AC is decreased by a factor of 2 , then the rms current

    A
    increases
    B
    decreases as `1//r`
    C
    remains uncharged
    D
    may increase or decrease depending on the actual phase pf the applied voltage

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