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If the radius of the Earth were to shrink by one percent, its mass remaining the same, the value of ‘g’ on the Earth’s surface would:

(a)

Increase by 0.5%

(b)

Increase by 2%

(c)

Decrease by 0.5%

(d)

Decrease by 2%

Correct Answer

(b)

Explanation

If the Earth’s radius shrinks by 1%, the value of ‘g’ increases by approximately 2%. Hence, (b) is correct.