A) Wide tyres of a heavy vehicle
B) Cutting of an apple with a sharp knife
C) Hammering of a nail into wood
D) All of the above
Correct Answer: A
Solution :
\[\text{Pressure}\,\text{=}\,\frac{\text{Thrust}}{\text{Unit}\,\text{area}}\text{.}\]If the area of the Unit area cross section is high, then low pressure is exerted due to thrust. In the case of wide tyres of a heavy vehicle, the pressure exerted by the tyres is less on the road.
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