Yangyang

This page lists questions and answers that were posted by visitors named Yangyang.

Questions

The following questions were asked by visitors named Yangyang.

Answers

The following answers were posted by visitors named Yangyang.

A tennis ball of mass m = 0.058 kg and speed v = 26 m/s strikes a wall at a 45^\circ angle and rebounds with the same speed at 45^\circ . What is the magnitude of the impulse given to the ball?
14 years ago