Fig. 6.1 shows the cross-section of a ripple tank full of water. A piece of cork floats on the surface of the water as shown.

      

Fig. 6.1 shows the cross-section of a ripple tank full of water. A piece of cork floats on the surface of the water as shown. Fig.6 II shows the water surface viewed from above. A straight edge vibrator placed at the end A of ripple tank generates water waves, which travel towards end B as shown.
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(i) Identify the type of waves generated in the water surface.
(ii) It is observed that as the waves pass the cork every 0.20 seconds. If the speed of the waves is 0.30ms-1, determine the frequency and wavelength of the waves at that point.

  

Answers


John
(i) Transverse waves

(ii) As waves move in the medium, the particles of medium do not move but vibrate in their fixed position and so the cork does not move.
johnmulu answered the question on May 26, 2017 at 09:33


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