A beam of light is incident upon a flat piece of glass (n = 1.50) at an angle of incidence of 60. Part of the beam is transmitted and part is reflected. What is the angle between the reflected and transmitted rays?
a. 85
c. 107
b. 28
d. 152
[Ques. 2] A steel sphere sits on top of an aluminum ring. The steel sphere (a = 1.10 10-5/C) has a diameter of 4.0000 cm at 0C. The aluminum ring (a = 2.40 10-5/C) has an inside diameter of 3.9900 cm at 0C. Closest to which temperature given will the sphere just fall through the ring?
a. 462C
c. 116C
b. 193C
d. 57.7C
[Ques. 3] A light beam is incident upon a still water surface. What is the maximum possible value for the angle of refraction? (nwater = 1.333).
a. 76.2
c. 54.4
b. 67.5
d. 48.6
[Ques. 4] The thermal expansion of a solid is caused by:
a. the breaking of bonds between atoms.
b. increasing the amplitude of the atoms' vibration.
c. increasing the distance between equilibrium positions for the vibrating atoms.
d. all of the above.
[Ques. 5] An underwater scuba diver sees the Sun at an apparent angle of 45.0 from the vertical. How far is the sun above the horizon? (nwater = 1.333)
a. 19.5
c. 48.2
b. 68.0
d. 41.8
[Ques. 6] What happens to a volume of water when its temperature is reduced from 8C to 4C?
a. density increases
c. density remains constant
b. density decreases
d. vaporizes
[Ques. 7] Light in air enters a diamond (n = 2.42) at an angle of incidence of 60.0. What is the angle of refraction inside the diamond?
a. 45.6
c. 17.9
b. 24.7
d. 21.0
[Ques. 8] What happens to a given volume of water when heated from 0C to 4C?
a. density increases
c. density remains constant
b. density decreases
d. vaporizes
[Ques. 9] An oil film floats on a water surface. The indices of refraction for water and oil, respectively, are 1.333 and 1.466 . If a ray of light is incident on the air-to-oil surface at an angle of 40.0 with the normal, what is the angle of the refracted ray in the water?
a. 37.0
c. 24.2
b. 26.8
d. 28.8
[Ques. 10] An automobile gas tank is filled to its capacity of 20.00 gallons with the gasoline at an initial temperature of 10C. The automobile is parked in the Sun causing the gasoline's temperature to rise to 60C. If the coefficient of volume expansion for gasoline is 9.6 10-4/C, what volume runs out the overflow tube? Assume the change in volume of the tank is negligible.
a. 1.74 gallons
c. 0.72 gallon
b. 0.96 gallon
d. 0.30 gallon
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