Physics, 20.01.2020 23:31 Dracopaul03
Suppose the magnitude of the proton charge differs from the magnitude of the electron charge by a mere 1 part in 109
part a
what would be the force between two 1.9-mm-diameter copper spheres 1.4cm apart? assume that each copper atom has an equal number of electrons and protons.
part b
would this amount of force be detectable?
a. yes
b. no
Answers: 2
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If it takes a planet 2.8 x 10^8 s to orbit a star with a mass of 6.2 x 10^30 kg what is the average distance between the planet and the star
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An ideal gas is held in a container at constant volume. initially, its temperature is 5 degrees c and its pressure is 1.2 atm. what is its pressure when its temperature is 43 degrees c? answer in units of atm
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Physics, 22.06.2019 13:10
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)
Answers: 2
Suppose the magnitude of the proton charge differs from the magnitude of the electron charge by a me...
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