1. Reducing Waste: By making conscious choices to reduce waste, such as reusing items, recycling, and avoiding single-use plastics, individuals can reduce their environmental impact. This contributes to sustainable development by conserving resources and reducing pollution.
2. Energy Conservation: Choosing energy-efficient appliances, reducing electricity consumption, and using renewable energy sources like solar power contribute to sustainability by minimizing the carbon footprint and reducing dependence on non-renewable energy resources.
| Case No. | Lens | Focal Length | Object Distance |
|---|---|---|---|
| 1 | \(A\) | 50 cm | 25 cm |
| 2 | B | 20 cm | 60 cm |
| 3 | C | 15 cm | 30 cm |