JEE Main 2022PhysicsCurrent ElectricityGalvanometer Voltmeter And AmmetereasyMCQ

JEE Main 2022 — Current Electricity Question with Solution

From: JEE Main 2022 (Online) 25th June Morning Shift

Question

A teacher in his physics laboratory allotted an experiment to determine the resistance (G) of a galvanometer. Students took the observations for deflection in the galvanometer. Which of the below is true for measuring value of G?

Choose an option

Show full solutionCorrect option: B
Correct answer
B deflection method can be used and in this case the G equals to twice the value of shunt resistances.

Step-by-step explanation

The circuit for the given situation is:

JEE Main 2022 (Online) 25th June Morning Shift Physics - Current Electricity Question 149 English Explanation

Since G and S are in parallel,

G = S

G = 2S

G equals twice the value of shunt resistance.

Practice this on the real CBT interface

Solve this JEE Main question (and the rest of the Current Electricity chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.

Solve interactively →

About this question

This is a previous-year question from JEE Main 2022, covering the Current Electricity 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.