A fancy sports car moves past an observer on a corner at a speed of 0.600 c. When the observer indicates a one-second interval has passed, what time interval will be shown on the driver's watch?
a. 1.67 s
b. 0.800 s
c. 1.25 s
d. 0.600 s
e. 1.00 s
[Ques. 2] The major moons of ______________ were named after literary characters.
a. Mars
b. Jupiter
c. Saturn
d. Uranus
e. Neptune
[Ques. 3] Polarization involves
a. the orientation of field vectors.
b. only longitudinal waves.
c. diffraction.
d. interference.
[Ques. 4] A fancy sports car passes Big Ben at a speed of 0.600 c. What time interval will the driver measure for a one-second interval on the large clock?
a. 1.67 s
b. 0.800 s
c. 1.25 s
d. 0.600 s
e. 1.00 s
[Ques. 5] Saturn's moon named ______________ is the second largest moon in the solar system.
a. Titan
b. Europa
c. Ganymede
d. Phobos
e. Diamos
[Ques. 6] The trapping of light in light pipes, or fiber optics, is due to
a. total internal reflection.
b. refraction.
c. absorption of the outside light.
d. diffraction.
[Ques. 7] Boat 1 goes directly across a stream a distance L and back taking a time t1 . Boat 2 goes down stream a distance L and back taking a time t2 . If both boats had the same speed relative to the water, which of the following statements is true?
a. t2 > t1
b. t2 < t1
c. t2 = t1
d. t2 = 2t1
e. t2 = 0.5t1
[Ques. 8] Suppose a small, new planet were discovered at a distance of 4 AU from the Sun. According to Kepler's third law, what would be its period?
[Ques. 9] Dispersion occurs in a medium because
a. the index of refraction depends on wave amplitude.
b. of regular reflection.
c. of diffuse reflection.
d. the index of refraction depends on the wavelength.
[Ques. 10] A satellite moves east, taken as the positive x axis direction, at a speed of 0.5 c and a spaceship moves toward it (to the west) at a speed of 0.8 c as measured by an observer on the Earth. The speed of the satellite measured by an observer in the spaceship is
a. 8.7 c
b. 0.21 c
c. 0.21 c
d. 0.93 c
e. 0.93 c
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