A block of mass 10kg is held at rest against a rough vertical wall [μ=0.5] under the action a force F as shown in figure. The minimum value of F required for it is (g=10m/s2).
A
162.6N
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B
89.7N
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C
42.7N
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D
95.2N
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Solution
The correct option is A162.6N For minimum value of f, forces acting on block is shown is shown in fig.