A particle of mass 2 kg is acted on by forces (ki+3j)(k\mathbf{i}+3\mathbf{j})(ki+3j) N and (−4i+5j)(-4\mathbf{i}+5\mathbf{j})(−4i+5j) N. Its acceleration is parallel to 2i+j2\mathbf{i}+\mathbf{j}2i+j.
Find kkk.
Find the acceleration of the particle.
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.