JEE Main 2019 — Experimental Physics Question with Solution
JEE Main 2019 (12 Jan Shift 1)
Question
The least count of the main scale of a screw gauge is The minimum number of divisions on its circular scale required to measure diameter of a wire is:
Choose an option
Show full solutionCorrect option: D
Correct answer
D
Step-by-step explanation
Least count of screw gauge
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This is a previous-year question from JEE Main 2019, 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.