Physics, 12.03.2020 02:14 jonlandis6
For a demonstration, a professor uses a razor blade to cut a thin slit in a piece of aluminum foil. When she shines a laser pointer (λ = 680nm) through the slit onto a screen 5.5 m away, a diffraction pattern appears. The bright band in the center of the pattern is 7.9 cm wide. What is the width of the slit?
Answers: 1
Physics, 21.06.2019 21:30, Nibiskadhungana
According to social exchange theory, altruistic behaviors benefit the individual who performs them. t/f
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Physics, 22.06.2019 12:30, promcafee8788
Awheel of mass 48 kg is lifted to a height of 0.8 m. how much gravitational potential energy is added to the wheel? acceleration due to gravity is g = 9.8 m/s2. a. 30.4 j b. 3.1 j c. 297.9 j d. 11,321 j
Answers: 1
Physics, 22.06.2019 16:30, aliviadushane
He latent heat of vaporization for ethyl alcohol is 854 j/g. the amount of energy, rounded to the nearest whole number, needed to change 5.20 grams of ethyl alcohol from a liquid to a gas is
Answers: 2
For a demonstration, a professor uses a razor blade to cut a thin slit in a piece of aluminum foil....
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