Three forces (5i+3pj)(5\mathbf{i} + 3p\mathbf{j})(5i+3pj) N, (−3i+4j)(-3\mathbf{i} + 4\mathbf{j})(−3i+4j) N and (2qi+7j)(2q\mathbf{i} + 7\mathbf{j})(2qi+7j) N act on a particle BBB.
Given B B\,B is in equilibrium, find the values of p p\,p and qqq.
30 exam-style questions on Edexcel AS Level Maths Forces and Motion, covering 10.1 Force Diagrams, 10.2 Forces as Vectors, 10.3 Forces and Acceleration, 10.4 Motion in 2 Dimensions, 10.5 Connected Particles, and 10.6 Pulleys. Each one has a worked solution and a mark scheme showing where the marks go.