From Newton’s law of gravitation,

PHYSICS · Single correct · A Level · Physics · Measurements and their errors · Measurements and their errors

Problem

From Newton’s law of gravitation, F=Gm1m2r2F = G \dfrac{m_1 m_2}{r^{2}}. Determine the dimensional formula of the gravitational constant GG. (a) [M−1L2T−2][M^{-1} L^{2} T^{-2}] (b) [ML3T−2][M L^{3} T^{-2}] (c) [M−1L3T−2][M^{-1} L^{3} T^{-2}] (d) [M−1L3T−1][M^{-1} L^{3} T^{-1}]

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