Friday
October 31, 2014

Homework Help: physics

Posted by tina on Wednesday, February 25, 2009 at 11:23pm.

two different masses have equal, non zero kinetic energies. the momentum of the smaller mass is?

what is the magnitude of momentum of a 0.140 baseball traveling at 45.0m/s?

a 2.00g bullet hits and becomes embedded in 5.00 kg wood block which is hanging from a 1.60m long string. this causes the block to swing through an arc of 5.50(degrees). what was the speed of the bulletbefore it hit the block ?

a 14000kg boxcar is coasting at 1.50m/d along a horizontal track when it hits and couples with a stationary 10000kg boxcar. what is the speed of the cars after the collision?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

physics - two different masses have equal, non zero kinetic energies. the ...
physics - Identical forces act for the same length of time on two different ...
physics - Which one of the following statements is true for two bodies having ...
Physics Momentum - 1) Two 1 kg balls move away from each other, one traveling 5 ...
PHYSICS - PLEASE HELP - Part A: A cardinal (Richmondena cardinalis) of mass 4.50...
PHYSICS - PLEASE HELP - Part A: A cardinal (Richmondena cardinalis) of mass 4.50...
Physics: Collison/Momentum Problem - A 15 kg mass, moving east at 5 m/s, ...
Physics - Part A: A cardinal (Richmondena cardinalis) of mass 4.5010^−2 ...
Physics - Part A: A cardinal (Richmondena cardinalis) of mass 4.5010^−2 ...
physics - the speed of the fastest pitched baseball was 45 m/s, and the ball's ...

Search
Members