Register
An object with a mass of 5 kg is traveling ata velocity of 20 m/s. How much kinetic energy does it have?
233k views
3 votes
An object with a mass of 5 kg is traveling ata velocity of 20 m/s. How much kinetic energy does it have?

An object with a mass of 5 kg is traveling ata velocity of 20 m/s. How much kinetic-example-1
User Reesa
by
3.3k points

1 Answer

9 votes

Answer:

KE = ½mv²

KE = ½5kg×(20m/s)²

KE = ½5kg×400m²/s²

KE =5kg×200m²/s²

KE = 1000joules

User Shoichi
by
3.4k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

3.4m questions

4.3m answers

Other Questions

How does the value of the electrostatic force vary with the value (how many) of the charges?
A car is moving 14.4 m/s when it hits the brakes. It slow from 78.8 m, which take 9.92s. It then accelerates at 1.83 m/s 2 for 4.50 s. What is the total displacement?
A charge Q is uniformly spread over one surface of a very large nonconducting square elastic sheet having sides of length d. At a point P that is 1.25 cm outside the sheet, the magnitude of the electric
If you use 750 Newtons of force to accelerate an object to 3.1 m/s​ . What is the object’s mass?
ou are unloading a refrigerator from a delivery van. The ramp on the van is 5.0 m long, and its top end is 1.4 m above the ground. As the refrigerator moves down the ramp, you are on the down side of the
Link Copied!