Physics, asked by srijansrinivasan20, 9 months ago

3. Frequency of a wave is 30Hz and wavelength is 5m. How much time wave will take to cover 3km distance
(A) 20 sec
(B) 30 sec
(C) 35 sec
(D) 40 sec​

Answers

Answered by gireeksha25
0

Answer:

35 sec

Explanation:

Hope this helps uh ✌

Answered by rema011287
0

Explanation:

Freq.=30Hz

Wavelength=5m

Freq. = (velocity)/(wavelength)

Velocity of wave =30×5 =150m

Distance =3km=3000m

Time= 3000/150 = 20 sec.

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