You move a 75-kg box 35m. this requires a force of 90 n. how much work is done while moving the box

If the speed of a particle triples ,by what factor does its kinetic energy increase?

A-of 75 cm by cm by 17.5 cm up. of is 2 kg a , in ,if it is in , kg/?

A2000 kg car is rounding a curve of radius 200 m on a level road. the maximum frictional force the road can exert on the tires of the car is 4000 n. what is the highest speed at which the car can round the curve?