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  • A bar magnet M is allowed to fall towards a fixed conducting ring C. If g is the acceleration due to gravity, v is the velocity of the magnet at t = 2s and s is the distance traveled by it in the s

A bar magnet M is allowed to fall towards a fixed conducting ring C. If g is the acceleration due to gravity, v is the velocity of the magnet at t = 2s and s is the distance traveled by it in the same time then

Option: 1

\mathrm{v>2 g}


Option: 2

\mathrm{v}< 4 \mathrm{~g}


Option: 3

\mathrm{s>2 g}


Option: 4

\mathrm{s}< 2 \mathrm{~g}


Answers (1)

best_answer

\mathrm{\begin{aligned} & \mathrm{S}<\frac{1}{2} \mathrm{gt}^2 \\ & \Rightarrow \mathrm{S}<2 \mathrm{~g} \text {. (due to Lenz's Law). } \end{aligned}}

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manish

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