a source of wave produces 4 crests and 3 troughs in 0.1 sec. what is the frequency of wave ? also find the wave velocity if distance between two consecutive crest is 2 cm.
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Time taken for one cycle is called time period. ... A source of wave produces 40 crests and 40 troughs in 0.4 sec. ... Frequency = 1 / Time period = 1 / (0.01 s) = 100 Hz
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yes 223 is answer I think it is correct answer
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