A plank is placed along the path on which a whe... - WAEC Physics 2016 Question
A plank is placed along the path on which a wheel barrow containing sand is pushed at a construction site to prevent it from sticking as illustrated in the diagram given. The large area of the plank prevents the wheel barrow from getting stuck by
A
increasing the reaction on the ground
B
increasing the pressure on the ground
C
decreasing the pressure on the ground
D
decreasing the weight on the ground
correct option: c
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