Edexcel A-Level Maths – Mechanics Study Guide Exam Questions And Answers.

What is the 1st set in a mathematical modelling process? - Answer Setup mathematical model, assumptions and variables What is the 2nd step in a mathematical modelling process? - Answer Solve and interpret What is the 3rd step in a mathematical modelling process? - Answer Ask is your answer reasonable? If the answer to the 3rd step in the mathematical modelling process is yes then what is the 4th? - Answer Reconsider assumption If the answer to the 3rd step in the mathematical modelling process is no then what is the 4th? - Answer Report solution What is the particle model? - Answer Dimensions of the object are negligable What is the rod model? - Answer All dimensions apart from one are negligible, like a pole or beam What is the lamina model? - Answer Object with area but negligible thickness, like a sheet of paper What is the uniform body model? - Answer Mass is distributed evenly What is the light object model? - Answer Mass of the object is small compared to other masses What is the inextensible string model? - Answer A string that does not stretch under load What is the wire model? - Answer Rigid thin length of metal What is the bead model? - Answer Particle with a hole in it for threading on wire or string