1.

A vehicle is moving up on an inclined plane. The vehicle has rear-wheel drive. Force of friction on the rear wheels will be in a direction

A. along the plane but backward
B. backward at an angle with the plane, where is the friction angle
C. along the plane but forward
D. forward at an angle with the plane, where is the friction angle
Answer» D. forward at an angle with the plane, where is the friction angle


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