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Electromagnetic Induction question

2019 · 8 Apr · Shift 1 · Q63
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Electromagnetic Induction question

2019 · 8 Apr · Shift 1 · Q63

JEE MainPhysicsElectromagnetic InductionMCQ+4 / −1
A 20 Henry inductor coil is connected to a 10 ohm resistance in series as shown in figure. The time at which rate of dissipation of energy (joule's heat) across resistance is equal to the rate at which magnetic energy is stored in the inductor is : JEE Main 2019 (Online) 8th April Morning Slot Physics - Electromagnetic Induction Question 99 English
  1. A
    2ln⁡2{2 \over {\ln 2}}ln22​
  2. B
    ln⁡2{\ln 2}ln2
  3. C
    2ln⁡22{\ln 2}2ln2
  4. D
    12ln⁡2{1 \over 2}{\ln 2}21​ln2
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