Question

Calculate the gravitational force of attraction between a woman weighing 50kg and her child of 12kg separated by a distance of 2m

Answer 1

gravitational force =Gm1m2/r×r

=

$6.67 \times {10}^{ - 11} \times 50 \times 12 \div 2 \times 2$

=

$1000.5 \times {10}^{ - 11}$