Question

pls explain this clearly​

Answer 1

Answer:

(4)-3%

Explanation:

g = G M / R2

as, R is decreased by 1.5%

So, new Radius , R' = R - 0.015 R = 0.985R

So, new g, g' = G M / (0.985R) 2

= 1.0306 G M/ R2

So, change = 0.0306

% change = 3 % (approx)