Physics, 13.01.2021 21:00 tugordochulo1
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A radioactive source gives out a beam of nuclear radiation.
The diagram shows three different absorbers in the path of the beam. The diagram also shows
the
readings, in counts per second, on radiation detectors placed at positions A, B, C and D.
Position A is ...
Answers: 1
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Assume similar data for the motion of the blood in your aorta. estimate how many beats of the heart it will take the blood to get from your heart to your brain. (assume that the distance from your heart to your brain is 30 cm)
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The atoms in a nickel crystal vibrate as harmonic oscillators with an angular frequency of 2.3 Γ 1013 rad/s. the mass of a nickel atom is 9.75 Γ 10-26 kg. what is the difference in energy between adjacent vibrational energy levels of nickel? (h = 6.626 Γ 10-34 j β’ s, , 1 ev = 1.60 Γ 10-19 j)
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Answers: 1
1
A radioactive source gives out a beam of nuclear radiation.
The diagram shows three differe...
The diagram shows three differe...
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