Transmission media (AQA A-Level Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are the three primary types of transmission media?
What are the three primary types of transmission media?
Metal wire, optical fibre, EM waves
At what distance is the signal power halved in a coaxial cable?
At what distance is the signal power halved in a coaxial cable?
5 metres
What is the maximum frequency that twisted pair cable can handle?
What is the maximum frequency that twisted pair cable can handle?
MHz
In what form do optical fibres carry data?
In what form do optical fibres carry data?
Light
What principle prevents light from escaping the core of an optical fibre?
What principle prevents light from escaping the core of an optical fibre?
Total internal reflection
What material are optical fibres made from, making them cost-effective?
What material are optical fibres made from, making them cost-effective?
Glass
Which type of optical fibre is suitable for longer-distance transmission?
Which type of optical fibre is suitable for longer-distance transmission?
Single-mode
What is the frequency range for microwave electromagnetic waves?
What is the frequency range for microwave electromagnetic waves?
GHz - GHz
How long does a geostationary satellite take to complete one orbit?
How long does a geostationary satellite take to complete one orbit?
24 hours
What is the maximum data transmission rate for optical fibre?
What is the maximum data transmission rate for optical fibre?
Tbit s