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Physics, 22.06.2019 11:10
Consider an insulating crystal, made up of layers of atoms. what form would you expect the temperature dependence of the phonon heat capacity to approach at extremely low temperatures if the interlayer coupling is i)very strong (rigid coupling), and ii) very weak. explain.
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Physics, 22.06.2019 17:40
Along wire carrying a 4.2 a current perpendicular to the xy-plane intersects the x-axis at x=โ1.7cm. a second, parallel wire carrying a 3.0 a current intersects the x-axis at x=+1.7cm. part a at what point on the x-axis is the magnetic field zero if the two currents are in the same direction? express your answer to two significant figures and include the appropriate units.
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Physics, 22.06.2019 21:00
If the specific heat of a metal is 0.850 j/g ยฐc, what is its atomic weight?
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Physics, 23.06.2019 05:00
How long will it take a car traveling of a constant speed of 45m/s to cover the distance of a 2.5km?
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Energy Conservation With Conservative Forces: What is the minimum energy needed to lift a 1.0-kg roc...
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