Posted by **Anonymous** on Saturday, January 16, 2010 at 2:52pm.

You do a certain amount of work on an object initially at rest, and all the work goes into increasing the object's speed. If you do work W, suppose the object's final speed is v. What will be the object's final speed if you do twice as much work?

1. 4 v

2. 2 v

3. Still v

4.v/ã2

5. v*ã2

## Answer This Question

## Related Questions

- physics - You do a certain amount of work on an object initially at rest, and ...
- physics - You do a certain amount of work on an object initially at rest, and ...
- physics - A net external force is applied to a 13 kg object that is initially at...
- physics - The homework question asks: which work woulf be required to stop a ...
- Physics - An object of mass .550kg is lifted from the floor to a height of 3.5m ...
- Physics - A 3 kg object initially at rest is acted on by a non-constant force ...
- physics - I had wrote that was because I was told that in the beginning of the ...
- Static Fricition - An object of mass 2k is placed on the edge of the floor of a ...
- Calculus - An object is traveling along the x axis so that its speed is given by...
- Calculus - An object is traveling along the x axis so that its speed is given by...

More Related Questions