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2.3 Forces and Newton's laws

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Question 32

A block of mass 6 kg is pulled across a smooth horizontal floor by a force of magnitude 30 N acting at 35∘ 35^\circ\,35∘ above the horizontal. Take g=9.8g=9.8g=9.8 m s−2^{-2}−2.

a.

Find the horizontal acceleration of the block.

[2]
b.

Find the normal reaction of the floor on the block.

[3]
Markscheme

2.3 Forces and Newton's laws Questions

  1. A Level
  2. /Maths
  3. /2.3 Forces and Newton's laws

136 exam-style questions on CCEA A Level Maths 2.3 Forces and Newton's laws, covering 2.3.1 Forces and Newton's laws, 2.3.2 Forces and Newton's laws, 2.3.3 Forces and Newton's laws, 2.3.4 Forces and Newton's laws, 2.3.5 Forces and Newton's laws, 2.3.6 Forces and Newton's laws, 2.3.7 Forces and Newton's laws, 2.3.8 Forces and Newton's laws, 2.3.9 Forces and Newton's laws, 2.3.10 Forces and Newton's laws, 2.3.11 Forces and Newton's laws, 2.3.12 Forces and Newton's laws, and 2.3 Forces and Newton's laws. Each one has a worked solution and a mark scheme showing where the marks go.

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