Physics, 17.07.2019 22:30 willijav000
Astudy of the properties of electrons electrons of a plasma and high-energy electrons of a solid crystal (able to move in the solid) are examples of fermions. that is, particles that follow fermi-dirac statistics. (for discrete energy levels) exp t or (for a continuum of energy) exprt the quantity e is the fermi energy and g(e) the energy density function. this energy will be assumed constant unless otherwise indicated let us focus on the function f(e)- occupation of an energy level, Ξ΅. l. a) study the properties of this function for different temperature values, t, starting at which denotes the probability of exp)1 i. b) derive a linearized expression for f(e) for small r 1.c) discuss on how to fill the energy levels by using a to distinguish electrons in valence conductors
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Physics, 21.06.2019 17:50
Frost wedging occurs when water seeps into a crack in a rock, freezes, and causes the crack in the rock to widen. t or f
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Physics, 21.06.2019 18:00
Awind turbine is initially spinning at a constant angular speed. as the wind's strength gradually increases, the turbine experiences a constant angular acceleration 0.173 rad/s2. after making 2870 revolutions, its angular speed is 132 rad/s. (a) what is the initial angular velocity of the turbine? (b) how much time elapses while the turbine is speeding up?
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Physics, 22.06.2019 15:30
Two pans of a balance are 24.1 cm apart. the fulcrum of the balance has been shifted 1.33 cm away from the center by a dishonest shopkeeper. by what percentage is the true weight of the goods being marked up by the shopkeeper? assume the balance has negligible mass. answer in units of %.
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Physics, 22.06.2019 18:30
A1000-kg car is moving at 30 m/s around a horizontal unbanked curve whose diameter is 0.20 km. what is the magnitude of the friction force required to keep the car from sliding?
Answers: 3
Astudy of the properties of electrons electrons of a plasma and high-energy electrons of a solid cry...
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