JEE Main 2022 · 25 Jun · Shift 1 · Physics Q35

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PhysicsSingle correct+4 / -1Question 35 of 90

The height of any point P above the surface of earth is equal to diameter of earth. The value of acceleration due to gravity at point P will be : (Given g = acceleration due to gravity at the surface of earth).

g/2

g/4

g/3

g/9

Answer and worked solution

Official answer: D

Distance from the centre $R+2R=3R$ , so $g'=\dfrac g{3^2}=\dfrac g9$ .

(D)

Topics:Variation of g

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JEE Main 2022 · 25 Jun · Shift 1, Physics question 35