a body of mass 10kg is placed on a horizontal surface of area 20cm^2. the pressure on the surface is (g=9.8ms^2
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Answer:
Firstly check how much friction is
f=μN=0.5×10×9.8×
2
3
=4.9
3
×5
=24.5
3
so require force is
F=μN+10gSin30
=24.5
3
+5×9.8
F=91.4N
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