FORCES AND SHAPE
2 marks · NormalA box is pulled to the right with a force of 15 N and to the left with a force of 9 N. What is the resultant force acting on the box? State the size and the direction.
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6 N to the right N (±0)
Also accept: 6 N right; right, 6 N
Common mistakes: 9 N to the left; Adding instead of subtracting
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Marking points
M1 · 1 mark · Subtracts forces in opposite directions: 15 N - 9 N
A1 · 1 mark · Correct final answer: 6 N to the right
Worked solution
Resultant force = 15 N (right) - 9 N (left) = 6 N to the right.