Answer to Question #271217 in Physics for Becca

Question #271217

If an object of 80kg falls from a height of 90m what is the KE

Expert's answer

The kinetic energy is equal to the potential energy by conservation of energy:

"E_K=E_P=mgh=80\u00b79.8\u00b790=70560\\text{ J}."

Learn more about our help with Assignments: Physics

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. if an object of 80kg falls from a height of 90m what is the potential energy?
2. For laser action to occur, the medium used must have at least three energy levels. What must be the
3. Find the radius and speed of an electron in the ground state of doubly ionized lithium and compare t
4. An antiproton has the mass of a proton but a charge of -e. If a proton and an antiproton orbited eac
5. The longest wavelength in the Lyman series is 121.5 nm. Use this wavelength together with the values
6. How much energy is required to remove an electron in the n=2 state from a hydrogen atom?
7. Find the wavelength of the spectral line that corresponds to a transition in hydrogen from the n = 6