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1. |
If the value of ?g? acceleration due to gravity, at earth surface is \[10\,m/{{s}^{2}}\], its value in \[m/{{s}^{2}}\] at the centre of the earth, which is assumed to be a sphere of radius ?R? metre and uniform mass density is [AIIMS 2002] |
A. | 5 |
B. | 10/R |
C. | 10/2R |
D. | Zero |
Answer» E. | |