What is a diffraction grating? what is a diffraction grating? a device used to grate cheese and other materials a musical instrument used to direct sound a plaque with a tiny circular aperture an opaque object with many closely spaced slits diffraction gratings are not covered in chapter 33.
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Physics, 22.06.2019 00:00
Name three different units of energy used to measure heat and describe what type of situations each is usually used.
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Physics, 22.06.2019 05:00
Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.
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Physics, 22.06.2019 09:00
Sobre transformações cíclicas, são feitas algumas afirmações, determine quais estão corretas. i – a variação de energia interna em uma transformação cíclica é nula; ii – o trabalho, em uma transformação cíclica, é sempre positivo; iii – ao completar um ciclo, o gás tem a mesma temperatura com a qual começou a transformação; iv – uma transformação cíclica é, obrigatoriamente, composta de transformações conhecidas, como adiabática, isocórica, etc: a) i e iii b) i e ii c) ii e iii d) i e iv e) iii e iv
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Physics, 22.06.2019 10:00
Aria drove to the store, did some shopping, and then came home. during maria's trip, when was her displacement equal to zero?
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What is a diffraction grating? what is a diffraction grating? a device used to grate cheese and ot...
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