JEE Main 2020PhysicsOscillationsMediumMCQ

JEE Main 2020Oscillations Question with Solution

JEE Main 2020 (06 Sep Shift 1)

Question

An object of mass m is suspended at the end of a massless wire of length L and area of cross-section, A. Young modulus of the material of the wire is Y. If the mass is pulled down slightly its frequency of oscillation along the vertical direction is :

Choose an option

Show full solutionCorrect option: B
Correct answer
Bf=12πYAmL

Step-by-step explanation

f=12πkm=12πYAmL

 

f=12πYAmL

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About this question

This is a previous-year question from JEE Main 2020, covering the Oscillations 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.