Physics, 16.04.2020 01:07 thomasmurphy200
More than one distinct microstate of a system can have a particular energy (a macrostate). The purpose of this interactive example is to ensure that you know how to deal with this fact when calculating the probability that a small system (here, a molecule) in contact with a thermal reservoir has a particular energy. Let's consider a molecule that can be in one of six microstates. It exchanges energy with a thermal reservoir at a temperature T. One microstate has energy EA, two states have energy EB = 3EA, and three states have energy EC = 5EA. To simplify the numerical calculation, you may assume that the temperature is such that kBT = EA. What is the probability that the molecule has energy EB? P(EB) =
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Physics, 21.06.2019 23:30
Adding more pulleys to a system of pulleys needed to lift an object. a. increases the force b. decreases the force c. increases the amount of work d. decreases the amount of work
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Physics, 22.06.2019 22:30
The record distance in the sport of throwing cowpats is 81.1 m. this record toss was set by steve urner of the united states in 1981. assuming the initial launch angle was 45° and neglecting air resistance, answer the following. (a) determine the initial speed of the projectile. m/s
Answers: 2
Physics, 23.06.2019 01:00
During the apollo moon missions, astronauts were concerned about the effects of newton's third law of motion when: o a. they ejected waste water, because they were concerned that it would push them off course. o b. they reentered earth's atmosphere, because they were carrying heavy moon rocks. o c. they took off from earth, because a large force was required to generate large acceleration. o d. they detected incoming space debris, because the inertia of the debris could damage their ship.
Answers: 3
Physics, 23.06.2019 01:30
Hydroelectricity provides about 7 percent of the electricity generated in the united states. (a) explain how a hydroelectric power plant converts energy stored in water into electricity. (b) identify two factors that determine the amount of electricity that can be generated by an individual hydroelectricity power plant. (c) describe the two main types of land-based hydroelectric power plants. (d) describe two economic advantages and two environmental disadvantages of hydroelectricity.
Answers: 1
More than one distinct microstate of a system can have a particular energy (a macrostate). The purpo...
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