Register

A 3.00kg toy car has 25.0J of kinetic energy. What is the magnitude of the car's velocity? 8.33m/s 4.08m/s 16.7m/s 2.89m/s

A 3.00kg toy car has 25.0J of kinetic energy. What is the magnitude of the car's velocity? 8.33m/s 4.08m/s 16.7m/s 2.89m/s
48.1k views
25 votes
A 3.00kg toy car has 25.0J of kinetic energy. What is the magnitude of the car's velocity?

8.33m/s
4.08m/s
16.7m/s
2.89m/s

User Kelly Norton
by
8.0k points

1 Answer

1 vote

KE = 1/2mv²

25 = 1/2 x 3 x v²

v = 4.08 m/s

User Great Turtle
by
7.6k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories

Other Questions

A snowball is launched horizontally from the top of a building at v = 16.9 m/s. If it lands d = 44 meters from the bottom, how high (in m) was the building?
What type of rock is the Haystack rock (igneous, Metamorphic, or Sedimentary)
How many light sources do you know Pls list them
Link Copied!