WAEC Physics 2018 Theory — Question 12
Question 12 of 27 from the West African Examinations Council (WAEC) Physics 2018 Theory paper, with the correct answer and a full explanation.
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8.(b) List the forces acting on a car in motion: (i) Horizontal forces and their directions; (ii) Vertical forces and their directions.
Model answer
Horizontal forces: the driving/thrust force (forward, in the direction of motion) and the frictional/air-resistance force (backward, opposing motion). Vertical forces: the weight of the car (downward) and the normal reaction from the road (upward).
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