Asked by lauren
a mass (m=2.00kg) is traveling at an initial speed of 18.0m/s. find the force needed to bring the mass to rest in a distance of 45.0m----what equation to use??
Answers
Answered by
bobpursley
force*distance=1/2 m v^2
force= 1/2 *1/45.0 * 2.00*18.0^2 Newtons
force= 1/2 *1/45.0 * 2.00*18.0^2 Newtons
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