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Paper 3 · Mechanics8.6 Forces and Newton's laws

Question 1 · 4 marks

  • Calculator allowed
Spec and skills
  • Paper scope: Paper 3 Mechanics
  • Spec M8.6
  • Spec M8.2
  • Original practice question
A particle of mass 3 kg is released from rest on a rough plane inclined at 25∘25^\circ to the horizontal. The coefficient of friction between the particle and the plane is 0.2.
25°
(a)
Find the acceleration of the particle down the plane.
3 marks