What is Brewster's angle for light traveling in vacuum and reflecting off a piece of glass having a refractive index of 1.52?
A) 48.9
B) 33.3
C) 48.1
D) 56.7
E) 41.1
Question 2
You are driving along a highway at 25 m/s when you hear the siren of an emergency vehicle traveling at constant speed in the opposite direction on the other side of the highway.
When the vehicle is approaching you, you hear the frequency of the siren as 2380 Hz, but when it is past you the frequency becomes 1680 Hz. What is the speed of the vehicle? The speed of sound in air is 343 m/s.
A) 35 m/s
B) 32 m/s
C) 30 m/s
D) 41 m/s
E) 50 m/s
Micrographs of nerve cells taken with different types of light microscopes.
Glass Frog
Bill Viola, The Reflecting Pool.
Peptide Arrays - light-directed, spatially patterned oligopeptide synthesis
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A sled having a certain initial speed on a horizontal surface comes to rest after traveling 10 ...