Solid State Physics Answers

If S is stress and Y is young's modulus of a wire material, what is the energy stored in the wire per unit volume ?

An ideal gas undergoes a cycle of processes as shown in the p-V diagram gases . Which statement correctly describes the situation?
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The internal energy of the gas increases over one complete cycle
Over the entire cycle, work is done by the gas.
The gas absorbs more heat than it releases heat over the whole cycle
The gas gives out more heat than it absorbs over the whole cycle.

Average kinetic energy of molecules is
Inversely proportional to absolute temperature
Independent of absolute temperature
Directly proportional to absolute temperature
Directly proportional to square root of temperature

What is polymer degradation?

What is the significance of a negative effective mass?

Explain with the help of diagrams the magnetism in a superconductor when it is cooled
in the presence of a magnetic field.

Calculate the probability for an electron to be found at an energy of (EF +2kBT) in a
metal.

What are the basic assumptions of Einstein’s theory for the specific heat of a solid?

Explain how a linear monoatomic chain behaves as a low pass filter.