Wednesday

April 16, 2014

April 16, 2014

Posted by **Kate** on Monday, January 11, 2010 at 6:31pm.

One car has twice the mass of a second car, but only half a smuch kinetic energy. when both cars increase their speads by 7.0 m/s, they then have the sam kinetic energy. What were the original speeds of the cars?

- Physics (algebra bit) -
**Kate**, Monday, January 11, 2010 at 6:34pmsupposively the ansswer is 9.9 m/s and 4.9 m/s i do not see how to get these solutions

**Related Questions**

Physics - Two cars are moving. The first car has twice the mass of the second ...

Physics - Please Help - Two cars are moving. The first car has twice the mass of...

Physics - Please Help - Two cars are moving. The first car has twice the mass of...

Physics - Two cars are moving. The first car has twice the mass of the second ...

Physics - Two cars are moving. The first car has twice the mass of the second ...

Univ-Phys - One car has twice the mass of a second car, but only half as much ...

Physics - Two cars are moving. The first car has twice the mass of the second ...

Physics - One car has twice the maqss of a second car, but only half as much ...

physics - A car has a flywheel ( a diks of R=0.2m and uniformly distributed mass...

Physics - A car is traveling at 14 m/s. How fast would the car need to go to ...