Two coils, $\mathrm{X}$ and $\mathrm{Y}$, are kept in close vicinity of each other. When a varying current,…

Two coils, $\mathrm{X}$ and $\mathrm{Y}$, are kept in close vicinity of each other. When a varying current, $I(t)$, flows through coil $\mathrm{X}$, the induced $\operatorname{emf}(V(t))$ in coil $\mathrm{Y}$, varies in the manner shown here. The variation of $I(t)$, with time, can then be represented by the graph labelled as graph :
(A)
(B)
(C)
(D)
  1. $\mathrm{A}$
  2. $\mathrm{C}$
  3. $\mathrm{B}$
  4. $\mathrm{D}$

Solution

Induced emf $\varepsilon \propto \frac{-\mathrm{di}}{\mathrm{dt}}$

Asked in: JEE Main 2013 (09 Apr Online)

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