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Laws of Motion question

2022 · 27 Jul · Shift 2 · Q43
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  5. /2022 · 27 Jul · Shift 2 · Q43

Laws of Motion question

2022 · 27 Jul · Shift 2 · Q43

JEE MainPhysicsLaws of MotionMCQ+4 / −1
A block of mass M slides down on a rough inclined plane with constant velocity. The angle made by the incline plane with horizontal is θ\thetaθ. The magnitude of the contact force will be :
  1. A
    Mg
  2. B
    Mgcos⁡θ\mathrm{Mg} \cos \thetaMgcosθ
  3. C
    Mgsin⁡θ+Mgcos⁡θ\sqrt{\mathrm{Mg} \sin \theta+\mathrm{Mg} \cos \theta}Mgsinθ+Mgcosθ​
  4. D
    Mg⁡sin⁡θ1+μ\operatorname{Mg} \sin \theta \sqrt{1+\mu}Mgsinθ1+μ​
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