Give two differences between the reflection and refraction of waves.
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Question No. 2
State the two laws of reflection.
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Question No. 3
The diagram shows the side view of a plane wave dipper in a tank of water of different depths. Sketch a diagram of the top view of the plane waves as they move away from the plane wave dipper. Show the effect of the depth of the water on the plane waves.
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Question No. 4
You are given the following waves: (i) light waves (ii) heat waves (iii) radio waves. Which of the above waves can undergo both reflection and refraction?
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Question No. 5
If the distance between a node and an adjacent antinode on a stationary wave on a rope is 4.0 cm, then the wavelength of the wave is:
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Question No. 6
Which of the following is (are) necessary for reflection to occur? (i) the presence of two different media (ii) a change in direction of the reflected wave (iii) a change in speed of the reflected wave
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Question No. 7
A wave is incident at a boundary such that its direction is 50° with the boundary. The angle of reflection will be:
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Question No. 8
A wave in a ripple tank passes from a region of shallow water to a region of deep water. Then:
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