# physics

posted by .

A spring with spring constant of 30 N/m is stretched 0.19 m from its equilibrium position. How much work must be done to stretch it

• physics -

Using the equation for spring potential energy
W=(1/2)kx²

so
ΔW=(1/2)k(x2²-x1²)
=(1/2)(30 N/m)*(0.96²-0.19²)
=13.3 J

## Similar Questions

1. ### Physics

An ideal spring has the spring constant k = 464 N/m. Calculate the distance this spring must be stretched from its equilibrium position for 26 J of work to be done. 1
2. ### physics

a spring with a spring constant 30.0 N/m is stretched 0.200 m from its equilibrium position. How much work must be done to stretch it an additional 0.100 m?
3. ### Physics

An ideal spring has the spring constant k = 395 N/m. Calculate the distance this spring must be stretched from its equilibrium position for 28.9 J of work to be done.
4. ### physics

a spring with spring constant of 30 N/m is stretched 0.2 m from its equilibrium position. How much work must be done tostretch it an additional 0.1 m?
5. ### Physics

A spring has a spring constant of 42 N/m. How much work is required to stretch the spring 1.5 cm from its equilibrium position?
6. ### physics

A spring with spring constant of 27 N/m is stretched 0.2 m from its equilibrium position. How much work must be done to stretch it an additional 0.065 m?
7. ### Physics

An ideal spring has the spring constant k = 414 N/m. Calculate the distance this spring must be stretched from its equilibrium position for 22 J of work to be done in meters.
8. ### General Physics

A spring with spring constant of 28 N/m is stretched 0.2 m from its equilibrium position. How much work must be done to stretch it an additional 0.06 m?
9. ### Physics

A spring has a spring constant of 25N/m . Part A How much work is required to stretch the spring 2.0cm from its equilibrium position?
10. ### physics

A 0.25 kg{\rm kg} object is suspended on a light spring of spring constant 35N/mN/m . The spring is then compressed to a position 17cmcm above the stretched equilibrium position.How much more energy does the system have at the compressed …

More Similar Questions