Find Brewster's angle for light in air that is reflected from the top of a water surface. The index of refraction of the water is 1.33
A) 53.1°
B) 36.9°
C) 56.3°
D) 60.2°
E) 90.0°
A
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The name given to the point of a planet's orbit that is farthest from the Sun is
a. aphelion. b. focus. c. perihelion. d. solstice.
In representing a vector quantity:
a. the length of the arrow represents the direction of the vector and the direction of the arrow represents the magnitude of the vector. b. the direction of the arrow represents the magnitude of the vector. c. the length of the arrow represents the direction of the vector. d. the width of the line used for the arrow represents the magnitude of the vector and the direction of the arrow represents the direction of the vector. e. the length of the arrow represents the magnitude of the vector and the direction of the arrow represents the direction of the vector.
Addition by 1. Components: The figure shows three vectors, src="https://sciemce.com/media/4/ppg__cp1pbb0313192044__f15g1q35g6.jpg" style="vertical-align: -5.0px;" />.
, 
, and 
, along with their magnitudes. Determine the magnitude and direction of the vector given by 
- 
- 
What will be an ideal response?
Suppose that the speed of an electron traveling 1.0 km/s is known to an accuracy of 1 part in 10,000 (that is, within 0.01%)
What is the minimum uncertainty in the position of this electron? (melectron = 9.11 × 10-31 kg, h = 6.626 × 10-34 J ? s)