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A Martian leaves Mars in a spaceship that is heading to Venus. On the way, the spaceship passes earth by a speed v = 0.86c relative to it. Suppose that the three planets do not move relative to each other through the trip. The distance among Mars and Venus is 1.20× 1011 m, as measured by a person on earth.
a) What does the Martian measure for the distance between Venus and Mars?
b) What is the time of the trip (in seconds) because measured by the Martian?
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A simple harmonic oscillator takes 12.0 s to undergo six complete vibrations.
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A standing wave on a 0.8 m string is described by the relation y = 0.02 sin 5nx cos 100 nt Si units, What are the amplitude, frequency, and wavelength
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