IG Phy – Reflection, Refraction, and Diffraction of Waves (II)
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Question 1 of 10
1. Question
1 point(s)Longer wavelength waves are diffracted more than shorter wavelength waves.
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Question 2 of 10
2. Question
1 point(s)Sound waves cannot be diffracted.
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Question 3 of 10
3. Question
1 point(s)The frequency of a wave changes when it is refracted.
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Question 4 of 10
4. Question
1 point(s)When a wave passes through a narrow gap, the extent of diffraction depends on the width of the gap and the wavelength.
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Question 5 of 10
5. Question
1 point(s)Reflection, refraction, and diffraction are properties of light waves only.
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Question 6 of 10
6. Question
1 point(s)A plane surface in a ripple tank is used to demonstrate diffraction.
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Question 7 of 10
7. Question
1 point(s)When a wave enters shallower water at an angle, its speed decreases and it bends towards the normal.
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Question 8 of 10
8. Question
1 point(s)The distance between adjacent wavefronts in a ripple tank represents the wavelength.
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Question 9 of 10
9. Question
1 point(s)A wave slows down when it moves from deep water to shallow water.
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Question 10 of 10
10. Question
1 point(s)Diffraction is least noticeable when the width of the gap is much smaller than the wavelength of the wave.
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