Physics, 26.12.2019 20:31, sharperenae9533
We've seen that for thermal radiation, the energy is of the form avt4, where a is a universal constant, v is volume, and t is temperature. a. the heat capacity cv also is proportional to a power of t, t^x. what is x? b. the entropy s is also proportional to a power of t, t^y. what is y? c. if a thermal radiation gas has energy 17 j, what is its helmholtz free energy f? d. if a thermal radiation gas has energy 17 j, what is its gibbs free energy?
Answers: 3
Physics, 22.06.2019 03:30, sere50
The focal length of a relaxed human eye is approximately 1.7 cm. when we focus our eyes on a close up object, we can change the refractive power of the eye by about 16 diopters. (a) does the refractive power of our eyes increase or decrease by 16 diopters when we focus closely? explain. (b) calculate the focal length of the eye when we focus closely.
Answers: 3
Physics, 22.06.2019 16:20, perezesmeralda78
Amagnetic field applies forces on: a)static chargesb)moving chargesc)water flow
Answers: 1
Physics, 22.06.2019 19:40, flore9584
Which of the following is a characteristic shared by both electron and light microscopes? a. they both employ the use of objective lenses. b. both microscopes require an internal camera to visualize the specimen. c. both microscopes have a resolving power of 0.01 nm. d. they both utilize white light to magnify the specimen.
Answers: 2
We've seen that for thermal radiation, the energy is of the form avt4, where a is a universal consta...
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