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Solution


Q.

Given below are two statements:                         [2023]

Statement I: Acceleration due to earth’s gravity decreases as you go ‘up’ or ‘down’ from earth’s surface.

Statement II: Acceleration due to earth’s gravity is same at a height ‘h’ and depth ‘d’ from earth’s surface, if h=d.

In the light of above statements, choose the most appropriate answer from the options given below:
1 Statement I is correct but statement II is incorrect  
2 Both Statement I and Statement II are incorrect  
3 Both Statement I and II are correct  
4 Statement I is incorrect but statement II is correct  

Ans.

(1)

g'=g(1+hR)2

g'=g{1-dR}

Statement I is correct & Statement II is incorrect.