Find the maximum force F to be applied for the system shown, so that the two blocks move together. Given that it accelerates with 2m/s2. Take g=10m/s2. (μ1=0.2,μ2=0.3)
A
20N
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B
30N
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C
40N
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D
50N
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Solution
The correct option is D50N We know that , when the block move together the maximum force, Fmax=(m1+m2)(μ1g+as) (m1=8kg;m2=2kg;μ1=0.3;μ2=0.2)