Physics, 06.04.2020 18:34 tasnimsas3
What has been something positive for you that has been a result of social distancing? (Answer thoughtfully and throughly.)
10 points
Answers: 3
Physics, 21.06.2019 19:10, shazanah95
Athin, square metal plate measures 14 cm on each side and has emissivity of 0.60. the plate is heated to a temperature of 745°c. what is the rate at which the plate radiates energy ? the stefan-boltzmann constant is 5.67 × 10-8 w/(m2 ? k4). remember that the plate will radiate energy from both its top and bottom surfaces.
Answers: 1
Physics, 22.06.2019 05:30, trevorhenyan51
Suppose you have three polarizing filters, with the second at an angle of 42∘ to the first and the third at an angle of 90∘ to the first. by what perfect will the original intensity of unpolarized light be reduced to after passing through all three filters?
Answers: 2
Physics, 22.06.2019 06:30, 1234fatimasm
What are similarities and differences between refraction, reflection, diffraction and absorption?
Answers: 3
What has been something positive for you that has been a result of social distancing? (Answer though...
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