What is the Dimensions of torque and gravitational constant

Answers (1)

Torque\ \tau=F\times r

so its dimension is

ML^2T^{-2}

Gravitational force

\\F=\frac{GMm}{r^2} \ or \\G=\frac{Fr^2}{Mm}

So the dimension of G is

=\frac{MLT^{-2}L^2}{M^2}=M^{-1}L^3T^{-2}

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