A body of mass 8kg moving with a speed of 30ms-1 is brought to rest in 2.5s by a constant retarding force. Calculate the magnitude of the force. by Sunday | May 21 | Physics WAEC | 0 comments A. 240N B. 96N C. 20N D. 9N Correct Answer: Option B B. 96N Explanation F = ma = mv/t=(8×30)/2.5 =96 Users Also Read These:A body of mass 4.2kg moving with velocity 10ms−¹ due…A force F required to keep a 5kg mass moving round a…An object of mass 2kg moving with a velocity 3ms‾¹…A body of mass m moving around a circle of radius r…A net force of magnitude 0.6N acts on a body of mass…