The United Kingdom has a two-party system, dominated historically by the Conservative Party and the Labour Party. While smaller parties exist, these two have traditionally held the majority of power in Parliament.
- China: Operates under a single-party system led by the Communist Party of China.
- India: Has a multi-party system with various national and regional parties.
- Pakistan: Functions as a multi-party system, though a few dominant parties often alternate power.
| 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 |