Physics, 21.10.2020 23:01 mikaelalcool1
A star has right ascension of 3 hours. Which of these statements is correct about the star?
A. It is 3 hours north of the celestial equator.
B. It is 3 hours south of the celestial equator.
C. It is 3 hours to the east of zero hours right ascension.
D. It is 3 hours to the west of zero hours right ascension.
Answers: 3
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The position of a crate sliding down a ramp is given by x=(0.05t^3) m, y=(1.7t^2) m, z=(6−0.85t^5/2) m, where t is in seconds. (a) determine the magnitude of the crate's velocity when t = 2 s. (b) determine the magnitude of the crate's acceleration when t = 2 s.
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Amoving electron has kinetic energy k1. after a net amount of work w has been done on it, the electron is moving one-quarter as fast in the opposite direction. (a) find w in terms of k1. (b) does your answer depend on the final direction of the electron's motion?
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A star has right ascension of 3 hours. Which of these statements is correct about the star?
A. It i...
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