CBSE BoardEnglish MediumSTD 11 HumanitiesPsychologySensory, Attentional And Perceptual Processes2 Marks
Question
Define amplitude, wavelength and frequency.
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Answer
Amplitude is a general measure of stimulus magnitude. It is the amount of change in pressure, i.e. the extent of displacement of the molecules from the position of rest.
Wavelength is the distance between the two crests.
Frequency is measured in terms of cycles per second.
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