Alex collides with a desk as he runs through his office. if the combined
momentum of alex and...
Physics, 12.12.2019 20:31 christson805
Alex collides with a desk as he runs through his office. if the combined
momentum of alex and the desk was 400 kg•m/s to the north before the
collision, what is their combined momentum after the collision?
Answers: 3
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The atoms in a nickel crystal vibrate as harmonic oscillators with an angular frequency of 2.3 × 1013 rad/s. the mass of a nickel atom is 9.75 × 10-26 kg. what is the difference in energy between adjacent vibrational energy levels of nickel? (h = 6.626 × 10-34 j • s, , 1 ev = 1.60 × 10-19 j)
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Awave has a wavelength of 7 mm and a frequency of 19 hertz. what is its speed?
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Answers: 1
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