12th grade light, sound and waves
12th grade (Year 13 in England) · 16 questions · Common Core: NGSS.HS-PS4-1, NGSS.HS-PS4-3 · England: GCSE Physics: Waves (refraction), A level Physics: Refraction (extension)
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Question 1
A ray of light enters a material from air with an angle of incidence of 30°. The angle of refraction is 19°. What is the refractive index of the material? (n = sin i ÷ sin r; give 2 decimal places)
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Question 2
What is the critical angle for light going from glass (n = 1.5) into air, in degrees? (sin c = 1 ÷ n; give 1 decimal place)
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Question 3
Light passes from air into water (n = 1.33) with an angle of incidence of 60°. What is the angle of refraction, in degrees? (Give 1 decimal place.)
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Question 4
A ray of light enters a material from air with an angle of incidence of 50°. The angle of refraction is 18°. What is the refractive index of the material? (n = sin i ÷ sin r; give 2 decimal places)
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Question 5
What is the critical angle for light going from water (n = 1.33) into air, in degrees? (sin c = 1 ÷ n; give 1 decimal place)
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Question 6
Light passes from air into water (n = 1.33) with an angle of incidence of 30°. What is the angle of refraction, in degrees? (Give 1 decimal place.)
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Question 7
A ray of light enters a material from air with an angle of incidence of 50°. The angle of refraction is 31°. What is the refractive index of the material? (n = sin i ÷ sin r; give 2 decimal places)
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Question 8
What is the critical angle for light going from water (n = 1.33) into air, in degrees? (sin c = 1 ÷ n; give 1 decimal place)
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Question 9
Light passes from air into diamond (n = 2.42) with an angle of incidence of 50°. What is the angle of refraction, in degrees? (Give 1 decimal place.)
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Question 10
A ray of light enters a material from air with an angle of incidence of 60°. The angle of refraction is 33°. What is the refractive index of the material? (n = sin i ÷ sin r; give 2 decimal places)
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Question 11
What is the critical angle for light going from diamond (n = 2.42) into air, in degrees? (sin c = 1 ÷ n; give 1 decimal place)
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Question 12
Light passes from air into diamond (n = 2.42) with an angle of incidence of 40°. What is the angle of refraction, in degrees? (Give 1 decimal place.)
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Question 13
A ray of light enters a material from air with an angle of incidence of 45°. The angle of refraction is 32°. What is the refractive index of the material? (n = sin i ÷ sin r; give 2 decimal places)
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Question 14
What is the critical angle for light going from glass (n = 1.5) into air, in degrees? (sin c = 1 ÷ n; give 1 decimal place)
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Question 15
Light passes from air into water (n = 1.33) with an angle of incidence of 50°. What is the angle of refraction, in degrees? (Give 1 decimal place.)
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Question 16
A ray of light enters a material from air with an angle of incidence of 30°. The angle of refraction is 22°. What is the refractive index of the material? (n = sin i ÷ sin r; give 2 decimal places)
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