Homework Help: physics

Posted by Sarah on Saturday, June 11, 2011 at 10:30pm.

A 990 kg car is pulling a 300 kg trailer. Together, the car and trailer have an acceleration of 2.13 m/s2 in the forward direction. Neglecting frictional forces on the trailer, determine the following (including sign).
(a) the net force on the car
(b) the net force on the trailer
(c) the force exerted by the trailer on the car
(d) the resultant force exerted by the car on the road.
magnitude N
direction ° measured from the left of vertically downwards

physics - bobpursley, Sunday, June 12, 2011 at 5:31am
F=ma on the car, m=990+300
on the trailer, m=300

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