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WAEC - Physics (2019 - No. 21)

Which of the following characteristics of waves can a ripple tank be used to demonstrate?
I. Reflection
II. Refraction
III. Diffraction
 
I, II and Ill
ll and ll only
l and lII only
I and II only 

स्पष्टीकरण

 ripple tank experiment can be used to demonstrate the following properties of waves:


Reflection
Refraction

Diffraction
 

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