Pradeep Asked a Question
April 30, 2021 6:00 pmpts 30 pts
ral v+Yn)tVa (v+Vm)TVsJ Apparent frequency In case of stationary medium vm = 0 VVs where Vo observer velocity Vs = SOurce velocity f actual frequency V = velocity of sound () When source moves towards stationary observer. vs(+) S V-VsJ (it) When sources moves away from stationary observer. - vs(-) O V f f'= V+VsJ i) When observer moves towards stationary source. Vo- S
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  • Ruby negi thankyou
    look, 1)source is at rest and observer moves towards source means Vs=0 and Vo= +ve 2) source at rest and observe moves away from source means Vs=0,Vo=-ve 3) observer at rest and s...
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  • Ruby negi
    towards each other means +ve sign... away from each other -ve sign...
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