Physics, 14.06.2021 14:00, coolcat3190
when a metal ball is heated through 30°c, it volume becomes 1.0018cm^3 if the linear expansivity of the material of the ball is 2.0×10^-5k^-1, calculate its original volume
Answers: 3
Physics, 22.06.2019 05:00, DASASDAEDWEDA
Wavelength, frequency, and energy are related. what happens to a wave as it’s wavelength gets shorter?
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Why is the energy that results from a roller coaster's position at the top of a hill referred to as potential energy?
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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.)
Answers: 3
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