JEE Main 2020PhysicsMotion In Two DimensionsMediumMCQ

JEE Main 2020 — Motion In Two Dimensions Question with Solution

JEE Main 2020 (06 Sep Shift 1)

Question

A clock has a continuously moving second's hand of 0.1m length. The average acceleration of the tip of the hand (in units of ms-2 ]) is of the order of :

Choose an option

Show full solutionCorrect option: A
Correct answer
A10-3

Step-by-step explanation

The instantaneous acceleration of tip is given by

ac=ω2R=2π602×0.1=1900≈10-3

 

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About this question

This is a previous-year question from JEE Main 2020, covering the Motion In Two Dimensions 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.