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Let g be the acceleration due to gravity at earth's surface and K be the rotational K.E. of the earth. Suppose the earth's radius decreases by 2%, then A. g decreases by 2% and K decreases by 4% B. g decreases by 4% and K increases by 2% C. g increases by 4% and K decreases by 4% D. decreases by 4% and K increases by 4%

Let g be the acceleration due to gravity at earth's surface and K be the rotational K.E. of the earth. Suppose the earth's radius decreases by 2%, then
A. g decreases by 2% and K decreases by 4%
B. g decreases by 4% and K increases by 2%
C. g increases by 4% and K decreases by 4%
D. decreases by 4% and K increases by 4%

Grade:Upto college level

2 Answers

Saurabh Koranglekar
askIITians Faculty 10336 Points
2 years ago
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Vikas TU
14149 Points
2 years ago
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Dear student 
Please refer the clear image , 
The image above does not looks good , it is blurr.
Hope for the best 
Good Luck 
Cheers 
 

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