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Physics
11th -
12thgrade
7.04: Light: Refraction: Speed of Light in Different Mediums
7 questions
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- 1. Multiple ChoiceLight has the highest velocity in which medium?
flint glass n=1.70
barium glass n=1.60
crown glass n=1.523
water n=1.33
diamond n=2.45diamondwaterflint glassbarium glass - 2. Multiple ChoiceLight has the lowest velocity in which medium?
flint glass n=1.70
barium glass n=1.60
crown glass n=1.523
water n=1.33
diamond n=2.45diamondwaterflint glassbarium glass - 3. Multiple ChoiceThe velocity of light in vacuum is _______ m/s.3x1083x10123x1063x1010
- 4. Multiple Choice
Light travels through a liquid at 2.25x108 m/s. What is the index of the liquid? (speed of light in air is 3 x108 ms-1)
1.33
1.0
1.523
2.45
- 5. Multiple Choice
Light travels at 1.76x108 m/s through an optical medium. What is the medium?
diamond n=2.45
flint glass n=1.70
barium glass n=1.60
crown glass n=1.523
Crown Glass
Barium Glass
Flint Glass
Diamond
- 6. Multiple Choice
What is the speed of light in diamond whose refractive index is 2.42? (speed of light in air is 3 x 108 ms-1)
3.5 x 108 ms-1
1.24 x 108 ms-1
2.6 x 108 ms-1
2. 32 x 108 ms-1
- 7. Multiple Choice
What is the refractive index of a medium in which light travels at a speed of 1.25 x 108 ms-1? (speed of light in air is 3 x108 ms-1)
3.1
2.8
1.7
2.4
- Answer choicesTagsAnswer choicesTags