Resolution of forces
What Resolution of forces means in Mathematics A-Level, as defined for Pearson Edexcel.
Definitions of Resolution of forces
Exam boards and our study guides word this term in slightly different ways. Learn the version your board uses.
Check what you remember
Read the wording for your board, then hide it and explain Resolution of forces in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: Pearson Edexcel
Resolving forces in 2 dimensions using components, with trigonometry, allows F = ma to be applied along the line of motion.
Splitting a force into perpendicular components using sine and cosine, choosing appropriate axes and angles.
Splitting each force acting at an angle into two perpendicular directions using F cos θ and F sin θ.
Topics that use Resolution of forces
- Forces and Newton’s laws (Pearson Edexcel A-Level)
- Trigonometry (Pearson Edexcel A-Level)
Related terms
- Arcsin, arccos and arctan
- area of a triangle
- Asymptotes
- coefficient of friction
- Domain
- Domains of reciprocal functions
- Dynamics in a plane
- Equations involving multiples of the unknown angle
Using Resolution of forces in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Mathematics questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
A week of Premium from your first lesson · Then the free plan continues · No card, no charge