Gravitation Question 318
Question: The height of the point vertically above the earth’s surface, at which acceleration due to gravity becomes 1 % of its value at the earth’s surface is (Radius of the earth = R)
Options:
A) 8 R
B) 9 R
C) 10 R
D) 20 R
Show Answer
Answer:
Correct Answer: B
Solution:
- $ [\frac{g’}{g}={{\left( \frac{R}{R+h} \right)}^{2}}\Rightarrow \frac{1}{100}={{\left( \frac{R}{R+h} \right)}^{2}}] $
