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Flashcards in Accoustics, Sound And Ultra Sound Deck (47)
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1

Describe acoustics

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2

Describe oscillations, periodic oscillations, period and frequency

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3

Give examples of periodic oscillations

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4

Describe harmonic oscillations

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5

Describe waves

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6

List some wave types

•Mechanical waves •Electromagnetic waves •Longitudinal waves •Transverse waves

7

Describe mechanical waves

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8

Describe electromagnetic waves

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9

Describe longitudinal waves

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10

Describe transverse waves

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11

Describe the main physical characteristics of waves

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12

Describe the basic characteristics of waves

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13

Describe the nature of sound

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14

Describe the velocity of sound

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15

Describe sound pressure

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16

Describe acoustic impedance

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17

Describe the acoustic spectrum

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18

Describe types of sound

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19

Visualise sound pressure due to different sounds

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20

Visualise acoustic spectra due to different sounds

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21

Describe the subjective characteristics of the human auditory perceptions

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22

Describe pitch

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23

Describe timber

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24

Describe loudness

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25

Describe the hearing threshold

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26

Spectral dependance of the hearing threshold

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27

Describe the pain threshold

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28

Describe the hearing area

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29

Describe the psychological law of Weber fechner

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30

Measurements of sound

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