A postal worker accelerates a wheeled mail container along a straight, horizontal loading bay.
| Quantity | Value |
|---|---|
| Mass of empty container | 36 kg |
| Total mass of mail sacks | 24 kg |
| Forward force exerted by the worker | 90 N |
| Frictional force on the container | 30 N |
Calculate the acceleration of the loaded mail container.
103 exam-style questions on Edexcel GCSE Physics 2.3 Forces and Newton's laws, covering 2.3.1 Newton's first law, 2.3.2 Newton's second law, and 2.3.3 Weight and gravitational field strength. Each one has a worked solution and a mark scheme showing where the marks go.