Four different forklifts are used to lift loads in a warehouse. The weight of each load and the vertical distance it is lifted are shown in the table:
| Forklift | Weight of load | Distance lifted |
|---|---|---|
| A | 3000 N | 1.2 m |
| B | 3000 N | 1.6 m |
| C | 4500 N | 1.2 m |
| D | 4500 N | 1.6 m |
Which forklift does the most work?
A
B
C
D
533 exam-style questions on CIE IGCSE Physics 1.7 Energy, work and power, covering 1.7.1a Energy stores and energy transfers, 1.7.1b Conservation of energy, 1.7.1c Kinetic and gravitational potential energy, 1.7.2 Work done, 1.7.3 Energy resources, 1.7.3a Energy resources and electricity generation, 1.7.3b Nuclear fusion as an energy source, 1.7.3c Efficiency of energy transfer, and 1.7.4 Power. Each one has a worked solution and a mark scheme showing where the marks go.