Skip to main content

Back to the full dot-point answer

WalesElectronicsQuick questions

Component 1: Communications Systems

Quick questions on Wireless and optical transmission: radio, optical fibre and total internal reflection - WJEC A-Level Electronics

2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
Show answer
State the condition for light to undergo total internal reflection at the core-cladding boundary of an optical fibre. [2 marks]
What is q2?
Show answer
Give one reason monomode fibre is preferred over multimode fibre for a long-distance link. [1 mark]

Have a question we have not covered?

This dot-point answer is short enough that we have not extracted many short questions yet. Read the full dot-point answer or ask Mo, our study assistant, in the chat for follow ups.

All ElectronicsQ&A pages