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Magnetism

Physics

Previous Years Questions

MCQ (More than One Correct Answer)

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As shown in figure, a rectangular loop of length 'a' and width 'b' and made of a conducting material of uniform cross-s...
WB JEE 2022
A small bar magnet of dipole moment M is moving with speed v along x-direction towards a small closed circular conductin...
WB JEE 2021
A charged particle moves with constant velocity in a region, where no effect of gravity is felt but an electrostatic fie...
WB JEE 2020

MCQ (Single Correct Answer)

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A horizontal semi-circular wire of radius r is connected to a battery through two similar springs X and Y to an electric...
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A straight wire is placed in a magnetic field that varies with distance x from origin as $$\overrightarrow B = {B_0}\le...
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An electron revolves around the nucleus in a circular path with angular momentum $$\overrightarrow L $$. A uniform magne...
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Two infinite line-charges parallel to each other are moving with a constant velocity v in the same direction as shown i...
WB JEE 2022
For two types of magnetic materials A and B, variation of $$1\over\chi$$ ($$\chi$$ : susceptibility) versus temperature ...
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A thin charged rod is bent into the shape of a small circle of radius R, the charge per unit length of the rod being $$\...
WB JEE 2021
Consider two infinitely long wires parallel to Z-axis carrying same current I in the positive z-direction. One wire pass...
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As shown in the figure, a wire is bent to form a D-shaped closed loop, carrying current I, where the curved part is a se...
WB JEE 2020
As shown in the figure, a single conducting wire is bent to form a loop in the form of a circle of radius r concentrical...
WB JEE 2020
A current 'I' is flowing along an infinite, straight wire, in the positive Z-direction and the same current is flowing a...
WB JEE 2019

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