In a glass with n=1.5, what is the light's speed?
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Q: 1) What is the speed of light in a glass(n=1.5)? 2) A man 1.80 m tall stands in front of a vertical…
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Q: 1) What is the speed of light in a glass(n=1.5)? 2) A man 1.80 m tall stands in front of a vertical…
A: Speed of light in a vaccum c = 3×108 m/s
In a glass with n=1.5, what is the light's speed?
This is a vertical plane mirror in which a 1.80-meter-tall guy stands in front of it. If he wants to see his entire body in the mirror, what is the minimum mirror height required? To put things into perspective, let's say his eyes are 10 centimetres below the crown of his skull.
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- Light strikes a diamond (n = 2.42) immersed in glycerin (n = 1.473) at an angle of 45° relative to the normal to the surface. What is the angle of refraction? 25° 52° 39° 34° 17°A ray of light hits a flat mirror with an incident angle of 19.03 degrees. What angle does it reflect at?For an independent study project, you design an experiment to measure the speed of light. You propose to bounce laser light off a mirror that is 55.0 km due east and have it detected by a light sensor that is 123 m due south of the laser. The first problem is to orient the mirror so that the laser light reflects off the mirror and into the light sensor. (a) Determine the angle that the normal to the mirror should make with respect to due west. (b) Since you can read your protractor only so accurately, the mirror is slightly misaligned and the actual angle between the normal to the mirror and due west exceeds the desired amount by 0.005°. Determine how far south you need to move the light sensor in order to detect the reflected laser light. Additienel Meteriele
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