Q. Which of the following statements is/are INCORRECT?
A. The value of G on the moon is equal to that on the earth.
B. 26.68 x 10^−11 N is the force of gravitation between two point masses of 2 kg and 2kg kept 1 m apart.
C. Newton's law of gravitation is valid in the laboratory only.
D. Force is inversely proportional to the square of the distance between two bodies.