Light for which the electric field vector is restricted to one plane is said to be
a. linearly polarized.
b. linearly refracted.
c. linearly reflected.
d. unpolarized.
a
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In terms of composition,
A) the terrestrials are more like the Sun, since they formed close to it. B) the jovian planets are made only of ice, and the terrestrials only of rock. C) the Sun is unique, made of nothing but hydrogen and helium. D) the jovian planets are more like the Sun than are the terrestrials. E) all planets are condensed from the same nebula and have similar compositions.
A rifle is aimed horizontally at the center of a large target 60 m away. The initial speed of the bullet is 240 m/s. What is the distance from the center of the target to the point where the bullet strikes the target?
a. 48 cm b. 17 cm c. 31 cm d. 69 cm e. 52 cm
The pilot of an aircraft flies due north relative to the ground in a wind blowing 40 km/h toward the east. If his speed relative to the ground is 80 km/h, what is the speed of his airplane relative to the air?
a. 89 km/h b. 85 km/h c. 81 km/h d. 76 km/h e. 72 km/h
In an LC circuit with an inductance of 40 mH and capacitance of 1.2 mF, the maximum charge on the capacitor is 45 mC during the oscillations which occur. What is the maximum energy stored by the inductor during the oscillations?
A) 1.7 mJ B) 0.84 J C) 0.84 mJ D) 1.7 J E) 1.125 mJ