Physics H2 help..

• AMEN567889

  6 Sep 07, 22:08

  A 1000kg car climbs a hill with 4 degree inclined at a constant speed of 12m/s.
  If the mechanical power output of the engine is 20kw, find the force of air resistance acting on the car. Ignore the friction between the car tyres and the road.
• AMEN567889

  6 Sep 07, 22:10

  oh solved...
  P=F.V
  so F=P/V=20000/12=1.6*10^3....