Which of the following ratios, express pressure?
| (a) | force/area |
| (b) | energy/volume |
| (c) | energy/area |
| (d) | force/volume |
Choose the correct option:
| 1. | (a), (c) |
| 2. | (a), (d) |
| 3. | (b), (d) |
| 4. | (a), (b) |
Hint: Find the unit of pressure in given options.
Step 1: Modify the formula of pressure.
