JEE Main 2024PhysicsExperimental PhysicsEasyMCQ

JEE Main 2024 — Experimental Physics Question with Solution

JEE Main 2024 (01 Feb Shift 1)

Question

10 divisions on the main scale of a Vernier calliper coincide with 11 divisions on the Vernier scale. If each division on the main scale is of 5 units, the least count of the instrument is :

Choose an option

Show full solutionCorrect option: D
Correct answer
D511

Step-by-step explanation

Given:

10 MSD=11 VSD

⇒1 VSD=1011 MSD

LC=1MSD-1VSD

=1 MSD-1011 MSD

=1 MSD11

=511 units

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About this question

This is a previous-year question from JEE Main 2024, covering the Experimental Physics 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.