GRAVITATION CHAPTER # 06 PHYSICS 9TH – Short / Detailed Question Answers

 PHYSICS 9TH – Short / Detailed Question Answers

GRAVITATION
CHAPTER # 06
Q.1: State Newton’s Law of Gravitation. Derive the equation, $F = G\frac{m_1 m_2}{r^2}$.
Ans:
Newton’s Law of Gravitation:
Newton’s Law of universal gravitation states that: Every body in the universe attracts every other body with a force that is directly proportional to the product of their masses and inversely proportional to the square of the distance between their centres.