The reason that light can travel through an optical fiber is because of ____.
A. linearity
B. diffraction
C. refraction
D. reflection
Answer: C
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Which of the following represents an accurate description of the response by Americans generally or a subsection of Americans to the Oregon settlement with Great Britain?
A. Unanimous approval of the arrangement with Britain at setting the northern border of the Oregon Country at 49 degrees. B. Anger by nearly all Americans at Senate delays in approving the pact with Britain. C. Northwestern states joined with antislavery forces in the North to condemn the pact. D. Widespread fear by Americans that Great Britain would renege on the agreement and declare war to claim the rest of the territory. E. Southern satisfaction that the legality of slavery in the Oregon Territory was now protected by the treaty.
In the wild, a hamster carries food back to its burrow in a pouch in its:
A) forelegs B) hindlegs C) stomach D) cheek
An ammeter is used as shown in Figure P2.78. The ammeter model consists of an ideal ammeter in series with a resistance. The ammeter model is placed in the branch as shown in the figure. Find the current through R5 both with and without the ammeter in the circuit for the following values, assuming that RS = 20 ? , R1 = 800 ? , R2 = 600 ? , R3 = 1.2 k? , R4 = 150? , and vS = 24 V.
a. R5 = 1 k?
b. R5 = 100?
c. R5 = 10?
d. R5 = 1?
There are four fix pins used for texture positioning. What are the functions of the red, green, and blue pins?
What will be an ideal response?