Inductors cannot store energy because they cannot store charge
A) True B) False
B
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A third-quarter Moon is visible
a. near the eastern horizon just before sunrise. b. near the eastern horizon just after sunset. c. in the southern sky at sunrise. d. in the southern sky at sunset. e. from sunset until sunrise.
Some of the oldest continental crust on Earth lies in
A) Hawaii. B) California. C) the Great Plains. D) the deep South. E) Northeastern Canada.
The rare-Earth hypothesis would predict that the factor flife, in the Drake equation should be close to
A) 0 B) 0.25 C) 1 D) 0.5
In an "atom smasher," two particles collide head on at relativistic speeds. If the velocity of the first particle is 0.741c to the left,
and the velocity of the second particle is 0.350c to the right (both of these speeds are measured in Earth's rest frame), how fast are the particles moving with respect to each other? A) 0.866c B) 1.091c C) 0.883c D) 0.788c