a block of mass 10 kg is placed on an inclined a rough surface, what will be the acceleration by it?
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r u in 11
med, non med?
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f = μR
f = μmgcos∅
FBD of block,
mgsin∅-μmgcos∅ = ma
gsin∅-μgcis∅ = a
g(sin∅-μcos∅) = a
Therefore,
a = g(sin∅-μcos∅)m/s²
f = μmgcos∅
FBD of block,
mgsin∅-μmgcos∅ = ma
gsin∅-μgcis∅ = a
g(sin∅-μcos∅) = a
Therefore,
a = g(sin∅-μcos∅)m/s²
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