A builder raises one concrete block from the ground up onto a platform. The weight of a single block is $170\,\text{N}$. What is the useful work done against gravity for one block?
- A$360\,\text{J}$
- B$440\,\text{J}$
- C$360\,\text{W}$
- D$440\,\text{W}$
Physics 0625 · IGCSE · Energy, work and power