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Gravitation question

2024 · 4 Apr · Shift 1 · Q63
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  5. /2024 · 4 Apr · Shift 1 · Q63

Gravitation question

2024 · 4 Apr · Shift 1 · Q63

JEE MainPhysicsGravitationMCQ+4 / −1
A metal wire of uniform mass density having length LLL and mass MMM is bent to form a semicircular arc and a particle of mass m\mathrm{m}m is placed at the centre of the arc. The gravitational force on the particle by the wire is :
  1. A
    GmMπ2 L2\frac{\mathrm{GmM} \pi^2}{\mathrm{~L}^2} L2GmMπ2​
  2. B
    GMmπ2 L2\frac{\mathrm{GMm} \pi}{2 \mathrm{~L}^2}2 L2GMmπ​
  3. C
    0
  4. D
    2GmMπL2\frac{2 \mathrm{GmM} \pi}{\mathrm{L}^2}L22GmMπ​
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