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Forces 2. A car of mass 800 kg is towing a trailer of mass 500 kg at a steady speed. Road resistances are estimated at 5 N per kg of mass for each vehicle.
a) What is the tractive force of the car? b) If the car and the trailer accelerate at 0.2 what is the new tractive force? What is the extra force necessary to accelerate the vehicles? -2 ms Solution​

Sagot :

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Answer:

R = 910 N, the total resistive force.

T = 1113 N, the force in the hitch between the car and trailer.

Explanation:

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