JEE Main 2022PhysicsMagnetic Properties of MatterEasyMCQ

JEE Main 2022 — Magnetic Properties of Matter Question with Solution

JEE Main 2022 (29 Jun Shift 1)

Question

At a certain place the angle of dip is 30° and the horizontal component of earth's magnetic field is 0.5 G. The earth's total magnetic field (in G), at that certain place, is

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Show full solutionCorrect option: A
Correct answer
A13

Step-by-step explanation

Angle of dip, δ=30°

Angle of dip or magnetic dip is the angle the net earth's magnetic field and it's horizontal component.

BH=Bcosδ

B=BHcosδ

Magnetic field, B=0.532=1232=13 G.

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About this question

This is a previous-year question from JEE Main 2022, covering the Magnetic Properties of Matter chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.