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On the surface of earth acceleration due...

On the surface of earth acceleration due gravity is `g` and gravitational potential is V. Match of following columns
`{:(,"Column-I",,"Column-II"),("(A)","At height h=R, value of g","(p)","Decreases by a factor" (1)/(4)),("(B)","At depth " h =(R)/(2)"," "value of g","(q)","Decrease by a factor" (1)/(2)),("(C)","At height "h=R",""value of V","(r)","Increase by a factor" (11)/(8)),("(D)","At height "h=(R)/(2)"," "value of V","(s)","Increase by a factor 2"),(,,"(t)","None"):}`

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