2. an cupha particle is the nucleous of a helium atom, it has a mass of 6 64x16
k. and a charge...
Physics, 15.09.2019 17:10 pringleosmond
2. an cupha particle is the nucleous of a helium atom, it has a mass of 6 64x16
k. and a charge q + 2 e = 3.2x10-19 c. compare the force of the
electric repulsion betolen alpha particles with the force of gravitat tonal
attraction between them.
Answers: 1
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Which two objects have the greatest gravitational force acting between them
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Abucket full of water weights 4 kg and water well is 10m deep. a girl draws water from the well. it takes the girl 3 minutes to draw a bucket full of water from the well. what is the power of the girl?
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If we relied solely on the nonrenewable resources found in the u.s., which one would we run out of first at current usage levels? a. natural gas b. oil c. uranium d. coal
Answers: 1
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Hydrogen atoms are excited by a laser to the =4n=4 state and then allowed to emit. what is the maximum number of distinct emission spectral lines (lines of different wavelengths) that can be observed from this system? 8 6 2 7 4 5 1 3 calculate the wavelength of the 4⟶14⟶1 transition. =λ=
Answers: 2
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