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- A ball is dropped from a height of 1.60 m and rebounds to aheight of 1.20 m. Approximately how many rebounds willthe ball make before losing 90% of its energy?Question-based on, "A ball thrown of velocity 38ft/s. I have tried it and got 22.5625 Any help on the nearest form would be appreciated.Is momentum a vector or a scalar quantity? Based on your answer, which other value is importantbesides the numerical value of momentum?
- How do I solve this question using the momentum/velocity model?Two cannons are moumod as shown in the dewving and niggod to fire simulianeousiye They are used in a circus act in which two clowns serve as buman cannon balls. Tho clowns are dad boward pach other and collide at a helet of 1.00 m abone he muzzles of the cannons, Clown A is Isonebed at a 75,0° an- le, with a speed of 9,00 m/&. The horixontal separation betwen he clowns as they lexve the cannons is 6.00 p. Find the launch peed ty and che lunch angle &, (-45.0 ) for clown B.7. MOMENTUM couples with AN Pigure 6.6 For eailiiens in ane dimenaion, aim the puck efirectly as thse eenter of the stationary puck, as indicated by whe bhue velocity veetoe in the phatea. SIHL Air Hockey Physics aracks or lovw-friction m throughout collisions. Ale pon of mome y tablles are typically more accessible for au Apngs o needled to study the conservation of mo- able, try the following collisions: For elastic collisions, make sure that the ucks strike one another "head on" by aiming he puck directly toward the center of a station- any puck (Fig. 6.6). Make observations about the clocity of both pucks before and after the collision. To observe an elastic collision for objects with different masses, place two pucks on top of dne another with some double-sided tape between them so the remain secure to one another. Repeat the previous experiment by aiming a single puck at the doubled pucks and note the changes in velocity for both sets of pucks before and after the collision. they…