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Posted by on Friday, October 15, 2010 at 8:55pm.

a 1200kg car is moving at a steady speed of 25 m/s down a level road. The engine is exerting a steady force of 800N. What is the force of resistance the motor is overcoming?

  • physics - , Friday, October 15, 2010 at 9:02pm

    Steady speed? That means no net accelerating force, so, friction must be 800N.

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