Register
A 600kg car is at rest , and then accelerates to 5n/s what is the original kinetic energy?
88.5k views
2 votes
A 600kg car is at rest , and then accelerates to 5n/s what is the original kinetic energy?

User George Brighton
by
3.7k points

1 Answer

4 votes
m = 600 kg
u = 0 (as the car was at rest initially)
v = 5 m/s
Initial kinetic energy = ½mu²
= ½×600×0
= 0
Final kinetic energy = ½mv²
= ½×600×25
= 7500 J
User Ppuskar
by
3.7k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

4.4m questions

5.7m answers

Other Questions

How does the value of the electrostatic force vary with the value (how many) of the charges?
What is the application of physics ​
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 3.63.kgkg chihuahua charges at a speed of 3.3m/s3.3m/s. What is the magnitude of the average force needed to bring the chihuahua to a stop in 0.50s0.50s
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
Link Copied!