Saturday
April 19, 2014

Homework Help: Physics

Posted by Will on Monday, March 18, 2013 at 5:47pm.

A physics teacher (mass = 84.5 kg) is jogging through the woods and runs straight into a large oak tree at 3.5 m/s. Rebound speed is measured at 2.3 m/s in the opposite direction. If the time of contact with the tree is 45 milliseconds, what is the magnitude of the force that the tree exerts on the teacher?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

physics - Chitra has a mass of 70 kg. She is jogging at a velocity of 7 m/s. ...
PHYSICS - WHEN SIX PEOPLE WHOSE AVERAGE MASS IS 84 KG SIT DOWN IN A CAR, THEY ...
physics - The moon has a mass of 7.35 E 22 kg and is located 3.84 E 8 meters ...
physics - A prospector finds a solid rock composed of granite ( = 2650 kg/m3) ...
physics - can you walk me through this problem At what distance from teh Earth ...
physics - A man (mass = 78.6 kg) is jogging through the woods and runs straight ...
Physics - Two masses, m1 = 2.0 kg and m2 = 3.3 kg, are moving in the xy-plane. ...
physics - A person of mass 84.5 kg is initially at rest on the edge of a large ...
Physics - A 1.6 kg mass and a 6 kg mass are connected by a massless string over ...
physics - A 6.0 kg mass moves along an inclined plane that makes an angle of 36 ...

Search
Members