A 100 Hz a.c. is flowing in a coil of inductance 10 mH. What is the reactance of the coil?
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Hey there!!!
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Here, L = 10 mH = 10 * 10 ^-3 H = 10 ^-2 H
frequency = 100 Hz
using, Xl = Lω = L * 2*π*frequency
∴ Xl = 10^-2 * 2 * 3.14 * 100
= 6.28 ohm
==========================
Hope it helps!!
==========================
Here, L = 10 mH = 10 * 10 ^-3 H = 10 ^-2 H
frequency = 100 Hz
using, Xl = Lω = L * 2*π*frequency
∴ Xl = 10^-2 * 2 * 3.14 * 100
= 6.28 ohm
==========================
Hope it helps!!
aryan1pp:
thanks
ur wlcm :)
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