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AC Voltage Applied to an Inductor

When an {AC} signal of frequency 1 {kHz} is applied across a c

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Medium

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When an $AC$ signal of frequency $1 kHz$ is applied across a coil of resistance $100Ω$ , then the applied voltage leads the current by $4 5^{\circ}$ . The inductance of the coil is

16 mH

12 mH

8 mH

4 mH

Views: 6,076 students

Updated on: Sep 9, 2023

Book:

Electricity and Magnetism (DC Pandey)

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When an

AC

signal of frequency

1 kHz

is applied across a coil of resistance

100Ω

, then the applied voltage leads the current by

4 5^{\circ}

. The inductance of the coil is

11 mins ago

Discuss this question LIVE

11 mins ago

Text solutionVerified

4 5^{\circ}

phase angle means,

X_{L} = R

∴ (2 π f L) = R

∴ L = \frac{R}{2 π f}

= \frac{100}{( 2 π ) ( 1 0 ^{3} )}

= 0.0159 H

\approx 16 mH

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Question Text	When an $AC$ signal of frequency $1 kHz$ is applied across a coil of resistance $100Ω$ , then the applied voltage leads the current by $4 5^{\circ}$ . The inductance of the coil is
Updated On	Sep 9, 2023
Topic	Alternating Current
Subject	Physics
Class	Class 12
Answer Type	Text solution:1 Video solution: 9
Upvotes	1015
Avg. Video Duration	7 min

When an $AC$ signal of frequency $1 kHz$ is applied across a coil of resistance $100Ω$ , then the applied voltage leads the current by $4 5^{\circ}$ . The inductance of the coil is

Text solutionVerified

Filo tutor solutions (9)

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When an $AC$ signal of frequency $1 kHz$ is applied across a coil of resistance $100Ω$ , then the applied voltage leads the current by $4 5^{\circ}$ . The inductance of the coil is