Relativity Unit 04. Quiz 03

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Relativity Unit 04. Quiz 03

Image source: https://commons.wikimedia.org/wiki/File:Mt._Washington_from_Bretton_Woods.JPG. Image by wwoods, licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. https://creativecommons.org/licenses/by-sa/3.0/deed.en

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Mount Washington (shown above) is approximately 1907m tall. What is this distance in SR units? (Note that one μs = one micro second = 1x10^-6 seconds.)

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2 μs

5.7 μs

6.4 μs

64 μs

20 μs

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Muons have a half life of 1.52 μs. Suppose at t=0 there are 1000 muons. How many muons would we expect to see after 6.44 μs?

0 points

0

7.7

53

849

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