A 0.45-kg piece of putty is dropped from a height of 2.5 m above a flat surface. When it hits the surface, the putty comes to rest in 0.30 s. What is the average force exerted on the putty by the surface?
Answer to relevant QuestionsFind the magnitude of the linear momentum of (a) A 7.1-kg bowling ball traveling at and (b) A 1200-kg automobile traveling at 90 km/h. A 15 000-N automobile travels at a speed of northward along a street, and a 7500-N sports car travels at a speed of eastward along an intersecting street. (a) If neither driver brakes and the cars collide at the ...(a) An object initially at rest explodes and splits into three fragments. The first fragment flies off to the west, and the second fragment flies off to the south. The third fragment will fly off toward a general direction ...A 1600-kg (empty) truck rolls with a speed of 2.5 m/s under a loading bin, and a mass of 3500 kg is deposited into the truck. What is the truck’s speed immediately after loading? For the apparatus in Fig. 6.15, one ball swinging in at a speed of 2vo will not cause two balls to swing out with speeds vo. (a) Which law of physics precludes this situation from happening: the law of conservation of ...
Post your question