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A toy car has a mass of 3 Kg is pushed horizontally with a force of 3 N. Friction is so small it can be ignored. What is the acceleration? How fast is it going after 8 s if it starts from rest? How far
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36 votes
36 votes
A toy car has a mass of 3 Kg is pushed horizontally with a force of 3 N. Friction is so small it can be ignored.

What is the acceleration?

How fast is it going after 8 s if it starts from rest?
How far did it go?

User Scrooge
by
2.7k points

1 Answer

14 votes
14 votes

Step-by-step explanation:

  • Mass = 3kg
  • Force=3N
  • Acceleration= Force/mass
  • =3/3
  • =1 m/s²

  • v=u+at
  • v=0+1(8) (At rest)
  • v=8m/s

  • Displacement = velocity× time
  • Displacement=8×8 m
  • Displacement=64m
User M Alkhatib
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2.3k points
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