Q3 · 2022 · Paper 1Simple familiar1 mark
QUESTION 3
Which free body diagram best represents an object being pulled at a constant speed up an inclined plane?
WORKED SOLUTION
1 markAnswer A
ANSWER
A
Worked solution
Constant speed means zero net force. The correct free-body diagram must show weight vertically downward, the normal force perpendicular to the plane, the pulling force up the plane and friction down the plane. Option A.
Selects option A.
Worked explanation by QCE Vault; correct option verified against the QCAA answer key.