Buster Tests - GCSE Revision Tests

AS Physics - Information and Communication

Audio Information

1. a) What is the lower limit of human hearing in Hz?

[1]

15 Hz

b) What is the upper limit of human hearing in kHz?

[1]

20 kHz

c) At which frequency is the human ear most sensitive?

[1]

2 kHz 3 kHz 4 kHz 5 kHz

3.0 kHz

d) A human's range of hearing...

[1]

decreases with age increases with age

decreases with age (duh!)

2. a) A sound can be characterised by a...

[2]

frequency spectrum

b) What information about the sound would you need to draw one of these?

[2]

The frequencies within the sound and their amplitudes.

3. a) Speech consists of a succession of ________ waveforms.

[1]

sinusoidal simple complex

complex

b) In speech, the male fundamental frequency is _________ than the female fundamental frequency.

[1]

lower higher

lower

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Subjects

• GCSE Phsyics
• AS Physics
• A2 Phsyics
• GCSE Chemistry
• Driving Theory

Tests on the same topic

• Audio Information
• Base Bandwidths
• Sampling

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