a body of mass 10 kg is lying on rough inclined plane of inclination37° and ú=1/2the minimum force required to pull the body up tha plane is
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Explanation:
Firstly check how much friction is
f=μN=0.5×10×9.8× root3/2
=4.9 root 3 ×5
=24.5root3
require force is
F=μN+10gSin30
24.5root3 +5 × 9.8
=91.4 N
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