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1. A car of mass 800kg has a maximum speed of 20ms-1 down a slope inclined at 2 degrees to the horizontal. The frictional resistance to motion of the car is constant, and of magnitude 1000N. Take g = 10ms-2.

a) Find the power of the car’s engine
b) Find its maximum speed up the same hill.
2. (Original post by Jas1947)
A car of mass 800kg has a maximum speed of 20ms-1 down a slope inclined at 2o to the horizontal. The frictional resistance to motion of the car is constant, and of magnitude 1000N. Take g = 10ms-2.

a) Find the power of the car’s engine
b) Find its maximum speed up the same hill.
Have you drawn a force diagram?
3. (Original post by hezzlington)
Have you drawn a force diagram?
Yes but cant get a correct answer, ive been trying for ages
4. (Original post by Jas1947)
Yes but cant get a correct answer, ive been trying for ages

Take a picture/scan your diagram so we can see what you've attempted.

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Updated: June 8, 2016
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