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JEE Main 202522 JanuaryEvening Shift
Exam
JEE Main
Year
2025
Date
22 January
Shift
Evening Shift
Subject
Physics
Chapter
Electromagnetic Induction

JEE Main 2025 · 22 January · Evening Shift · Physics · Electromagnetic Induction

A rectangular metallic loop is moving out of a uniform magnetic...

A rectangular metallic loop is moving out of a uniform magnetic field region to a field free region with a constant speed. When the loop is partially inside the magnate field, the plot of magnitude of induced emf (ε)(\varepsilon) with time (t)(t) is given byA rectangular metallic loop is moving out of a uniform magnetic field region to a field free region with a constantA rectangular metallic loop is moving out of a uniform magnetic field region to a field free region with a constantA rectangular metallic loop is moving out of a uniform magnetic field region to a field free region with a constantA rectangular metallic loop is moving out of a uniform magnetic field region to a field free region with a constantA rectangular metallic loop is moving out of a uniform magnetic field region to a field free region with a constant

Options

  1. AA conducting square loop initially lies in the X Z plane with its lower edge hinged along the X -axis. Only in the
  2. BA conducting square loop initially lies in the X Z plane with its lower edge hinged along the X -axis. Only in the
  3. CA conducting square loop initially lies in the X Z plane with its lower edge hinged along the X -axis. Only in the
  4. DA conducting square loop initially lies in the X Z plane with its lower edge hinged along the X -axis. Only in the

Correct answer

D. A conducting square loop initially lies in the X Z plane with its lower edge hinged along the X -axis. Only in the

Step-by-step solution

A rectangular metallic loop is moving out of a uniform magnetic field region to a field free region with a constant
E=−dϕdtϕ=Bbx∣E∣=Bbv\begin{aligned} & E=-\frac{d \phi}{d t} \\ & \phi=B b x \\ & |E|=B b v\end{aligned}
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