When a switch is closed allowing current to flow in coil A, the current induced in a nearby coaxial but unconnected coil B will flow
A. will keep flowing long after the current in A is shut off.
B. steadily until the current flow in A is shutoff.
C. will not flow at all since the coils are not connected.
D. only momentarily and then stop.
Answer: D
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A real experiment, analogous to the "twin paradox," has actually been done in order to check the predictions of Einstein's relativity. In the experiment,
A) a mass took a trip in a jet plane, while a second identical mass stayed on the ground. B) two kilograms oscillated on springs, one of them in on Earth and the other in a space satellite. C) a mouse went on a jet airplane trip and returned, while a second mouse stayed on the ground. D) a human took a trip in a space satellite, while a second human stayed on Earth. E) an atomic clock took a trip on a jet plane, while an identical clock stayed on the ground.
According to astronomers, the Milky Way is _____
A) wheel shaped B) hexagonal C) rectangular D) bell shaped
Addition by 1. Components: The figure shows three vectors, src="https://sciemce.com/media/4/ppg__cp1pbb0313192044__f15g1q36g6.jpg" style="vertical-align: -5.0px;" />.
, 
, and 
, along with their magnitudes. Determine the magnitude and direction of the vector given by 
+ 
- 
Fill in the blank(s) with the appropriate word(s).
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Answer the following statement true (T) or false (F)