A 20 Henry inductor and coil is connected to a 10 ohm resistance in series as shown in figure.

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asked Sep 12 in Science by priya12 (-12,583 points)

A 20 Henry inductor and coil is connected to a 10 ohm resistance in series as shown in figure. The time at which rated of dissipation of energy (Joule’s heat) across resistance is equal to the rate at which magnetic energy is stored in the inductor, is –

(1)  1/2 ln2

(2) ln 2

(3)  2ln 2

(4)  2/ln2

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1 Answer

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answered Sep 12 by navnit40 (-4,766 points)

Correct option  (3) 2 ln 2

 Explanation:

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