EASY
Upper Secondary-IGCSE
IMPORTANT
Earn 100

State what kind of wave is used for Bluetooth communication.

50% studentsanswered this correctly

Important Questions on The Electromagnetic Spectrum

EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 15 - The Electromagnetic Spectrum>Exercise 15.2>Q 1
State what kind of wave is used for wireless internet.
MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 15 - The Electromagnetic Spectrum>Exercise 15.2>Q 1
State what kind of wave is used for transmitting data through optic fibres.
MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 15 - The Electromagnetic Spectrum>Exercise 15.2>Q 2
A learner suggests that X-rays could be used for Bluetooth communication. State what properties of X-rays make this a good idea.
MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 15 - The Electromagnetic Spectrum>Exercise 15.2>Q 2
A learner suggests that X-rays could be used for Bluetooth communication. State what properties of X-rays make this a bad idea.
MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 15 - The Electromagnetic Spectrum>Exercise 15.2>Q 3
Describe the properties required by a wave used for wireless internet.
HARD
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 15 - The Electromagnetic Spectrum>Exercise 15.2>Q 4
Compare analogue and digital signal transmission by considering the difference between analogue and digital signals and the benefits of digital when compared to analogue. Draw a diagram of an analogue wave and a digital wave.