حاسبة الاحتكاك

مبادئ الحساب والصيغة الرياضية

f = μ × N

For object on incline:
  N = m × g × cos(θ)
  Friction (along slope) = μ × m × g × cos(θ)

μ_static > μ_kinetic (it takes more force to start motion than to maintain it)