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13 cards from this deck
Resistive force
Dimensionless quantity
μ\muμ
μ=FfrictionN\mu = \frac{F_{\text{friction}}}{N}μ=NFfriction
Ffriction=μNF_{\text{friction}} = \mu NFfriction=μN
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N=mgN = mgN=mg
F−μmg=maF - \mu mg = maF−μmg=ma
a=F−μmgma = \frac{F - \mu mg}{m}a=mF−μmg
N=mgcosθN = mg \cos \thetaN=mgcosθ
Ffriction=μmgcosθF_{\text{friction}} = \mu mg \cos \thetaFfriction=μmgcosθ
a=g(sinθ−μcosθ)a = g(\sin \theta - \mu \cos \theta)a=g(sinθ−μcosθ)
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