Physics, 10.02.2020 23:58 alexiagreen1212
F we move a positively charged particle through an electric field, in which situation is our work negative?
a)We move the particle in the direction of the electric field.
b)We move the particle in the direction opposite that of the electric field.
c) We move the particle perpendicularly to the direction of the electric field.
2)We move a charged particle through an electric field. In which case is the change in the particle
Answers: 3
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What produces light and all other electromagnetic waves? a) the photoelectric phenomena b) heated metals c) charged particles d) radioactive samples (pls explain if you can : )
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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 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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Physics, 22.06.2019 14:00
Me pl give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.
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Physics, 22.06.2019 22:50
When a pair of 10-n forces act on a box of candy, the net force on the box is a 20 n. b about 14 n. c zero. d any of the above depending on the directions of forces.
Answers: 1
F we move a positively charged particle through an electric field, in which situation is our work ne...
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