Physics, 30.12.2020 01:00 tannercarr7428
How does the Doppler effect explain why a siren's pitch increases as it approaches you? A. The siren moves away from sound waves it has already produced, increasing their wavelength. B. The siren moves closer to sound waves it has already produced) decreasing their wavelength C. The siren moves away from sound waves it has already produced decreasing their wavelength, D. The siren moves closer to sound waves it has already produced, increasing their wavelength
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In science and physics what is the standard unit of measure for speed?
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Aphoton is absorbed by an electron that is in the n = 3 state of a hydrogen atom, causing the hydrogen atom to become ionized. very far away from the nucleus, the released electron has a velocity of 750,000 m/s. what was the wavelength of the absorbed photon?
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Charge is distributed along the entire x-axis with uniform density λ. how much work does the electric field of this charge distribution do on an electron that moves along the y-axis from y = a to y = b? (use the following as necessary: a, b, ε0, λ, and q for the charge on an electron.)
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The protons in a nucleus are approximately 2 ✕ 10^−15 m apart. consider the case where the protons are a distance d = 1.93 ✕ 10^−15 m apart. calculate the magnitude of the electric force (in n) between two protons at this distance.
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How does the Doppler effect explain why a siren's pitch increases as it approaches you?
A. The sire...
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