Physics, 30.08.2019 00:30 CameronVand21
Aball of mass 2 kg moving at 6 m/s collides directly with another ball of mass 3 kg travelling in the same direction at 4 m/s. find the speed of each ball after impact and the loss in kinetic energy if the coefficient of restitution is equal to 3/4.
Answers: 3
Physics, 21.06.2019 17:10
Aprojectile is launched horizontally 10m above the ground and with an initial velocity of 15 m/s. a) sketch the trajectory using an appropriate coordination system. b) how long for the projectile to reach the ground. c) how far did projectile travel horizontally before striking the ground. d) determine the projectilex & y position at t-1.3s e) determine the magnitude and direction of projectile velocity at t= 1.3s f) determine the magnitude and direction of projectile acceleration at t-1.3s
Answers: 1
Physics, 22.06.2019 07:00
World class speed skaters can skate a 3,000-m course in about 4 minutes.what is their average speed for this course? a. 12.5 m/sb. 1.33 m/sc. 1.25 m/sd. 13.3 m/s
Answers: 2
Physics, 22.06.2019 09:30
True or false graphs must include scales that increase by the same amount
Answers: 3
Physics, 22.06.2019 20:30
Ahockey player of mass 82 kg is traveling north with a velocity of 4.1 meters per second he collides with the 76 kg player traveling east at 3.4 meters per second if the two players locked together momentarily in what direction will they be going immediately after the collision how fast will they be moving
Answers: 2
Aball of mass 2 kg moving at 6 m/s collides directly with another ball of mass 3 kg travelling in th...
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