31:001 of 5

Paper 3 · Mechanics8.2 Forces and Newton's laws

Question 1 · 3 marks

  • Calculator allowed
Spec and skills
  • Paper scope: Paper 3 Mechanics
  • Spec M8.2
  • Spec M8.4
  • Original practice question
A box of mass 5 kg is pulled up a smooth plane inclined at 30∘30^\circ to the horizontal by a force of 40 N acting parallel to the plane.
30°40 N
(a)
Find the acceleration of the box.
2 marks