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An inductance of negligible resistance, ...

An inductance of negligible resistance, whose reactance is 22 ohm at 200 Hz is connected to a 220 V V, 50 Hz power line. What is the value of inductance ?

A

0.0175 H

B

0.175 H

C

1.75 H

D

17.5 H

Text Solution

AI Generated Solution

To find the value of inductance \( L \) given the reactance \( X_L \) at a certain frequency, we can use the formula for inductive reactance: \[ X_L = 2 \pi f L \] Where: - \( X_L \) is the inductive reactance (in ohms), ...
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Knowledge Check

  • An inductor of 30 mH is connected to a 220 V, 100 Hz ac source. The inductive reactance is

    A
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    `318 Omega`
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  • A 44 mH inductor is connected to 220 V, 50 Hz ac supply. The rms value of the current in the circuit is

    A
    `12.8 A`
    B
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