NEET Physics Gravitation Questions Solved


T=2πRv=2πRGMR=2πR32GMT=2πR32G43πR3ρ=2πR322π3ρGR32=3πρG

Difficulty Level:

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(2)Ki+Ui=Kf+Uf12mkve2-GMmR=0-GMmr12mk2GMR2-GMmR=0-GMmrk2R-1R=-1rr=R1-k2

Difficulty Level:

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Difficulty Level:

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Difficulty Level:

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Difficulty Level:

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Difficulty Level:

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(3)  Let gravitational field is zero at x distance from mass m.Gmx2=4Gmr-x2r-x2=4x2r-x=2xx=r3Potential at that point:V=-Gmx-4Gmr-xV=-Gmr3-4Gm2r3V=-9Gmr 

Difficulty Level:

  • 23%
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Difficulty Level:

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Difficulty Level:

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