A particle of mass m is fixed to one end of a light spring having force constant k and unstretched length L The other end is fixed. The system is given an angular speed \omega about the fixed end of the spring such that it rotates in a circle in gravity free space. Then the stretch in the spring is : [8 Jan 2020 Shift 1]

Correct Answer is : mlω2k−mω2

JEE Main 8 Jan 2020 Shift 1 Solved Paper

Section: Physics

Question : 14 of 75

Marks: +1, -0

A particle of mass m is fixed to one end of a light spring having force constant k and unstretched length L The other end is fixed. The system is given an angular speed ω about the fixed end of the spring such that it rotates in a circle in gravity free space. Then the stretch in the spring is :

[8 Jan 2020 Shift 1]

mlω2
k+mω2
mlω2
k−mω2
mlω2
k−ωm
mlω2
k+ωm

Validate

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