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Gravitation question

2021 · 31 Aug · Shift 2 · Q62
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  5. /2021 · 31 Aug · Shift 2 · Q62

Gravitation question

2021 · 31 Aug · Shift 2 · Q62

JEE MainPhysicsGravitationMCQ+4 / −1
If RE be the radius of Earth, then the ratio between the acceleration due to gravity at a depth 'r' below and a height 'r' above the earth surface is : (Given : r < RE)
  1. A
    1−rRE−r2RE2−r3RE31 - {r \over {{R_E}}} - {{{r^2}} \over {R_E^2}} - {{{r^3}} \over {R_E^3}}1−RE​r​−RE2​r2​−RE3​r3​
  2. B
    1+rRE+r2RE2+r3RE31 + {r \over {{R_E}}} + {{{r^2}} \over {R_E^2}} + {{{r^3}} \over {R_E^3}}1+RE​r​+RE2​r2​+RE3​r3​
  3. C
    1+rRE−r2RE2+r3RE31 + {r \over {{R_E}}} - {{{r^2}} \over {R_E^2}} + {{{r^3}} \over {R_E^3}}1+RE​r​−RE2​r2​+RE3​r3​
  4. D
    1+rRE−r2RE2−r3RE31 + {r \over {{R_E}}} - {{{r^2}} \over {R_E^2}} - {{{r^3}} \over {R_E^3}}1+RE​r​−RE2​r2​−RE3​r3​
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