Answers: 1
Physics, 21.06.2019 21:40
Avery hard rubber ball (m = 0.5 kg) is falling vertically at 4 m/s just before it bounces on the floor. the ball rebounds back at essentially the same speed. if the collision with the floor lasts 0.05 s, what is the average force exerted by the floor on the ball?
Answers: 3
Physics, 22.06.2019 11:00
A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n
Answers: 1
Physics, 22.06.2019 17:40
You throw a baseball directly upward at time =0 at an initial speed of 14.9 m/s. what is the maximum height the ball reaches above where it leaves your hand? ignore air resistance and take =9.80 m/s2.
Answers: 1
Physics, 22.06.2019 23:30
How is the ideal mechanical advantage of a wheel and axle calculated?
Answers: 1
Saturn's rings come from its...
Mathematics, 13.01.2021 04:10
Mathematics, 13.01.2021 04:10
Biology, 13.01.2021 04:10
Mathematics, 13.01.2021 04:10
Chemistry, 13.01.2021 04:10
Mathematics, 13.01.2021 04:10
Physics, 13.01.2021 04:10
Mathematics, 13.01.2021 04:10
Mathematics, 13.01.2021 04:10
Social Studies, 13.01.2021 04:10