Physics · May / June 2026 · Paper 11 · Question 25

Three students suggest an advantage of using optical fibre cables in telecommunications rather than using copper cables. 1 Optical fibre cables are more secure. 2 Optical fibre cables transmit over greater distances without boosting the signal. 3 Optical fibre cables transmit data at a greater rate. Which suggestions are correct?

1. A1, 2 and 3
2. B1 and 2 only
3. C1 and 3 only
4. D2 and 3 only

As printed in the paper