Physics, 20.02.2020 18:35 kenishajohnson116
Two charges QA = +2 μC and QB = - 6μC are located on the x-axis at xA= - 1 cm andxB= +2 cm respectively. Where should a third charge, QC = + 3μC, be placed on the positive x-axis so that the potential at the origin is equal to zero?
Answers: 3
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The two most prominent wavelengths in the light emitted by a hydrogen discharge lamp are 656(red) and 486 (blue). light from a hydrogen lamp illuminates a diffraction grating with 500 lines per mm, and the light is observed on a screen 1.50 behind the grating. what is the distance between the first-order red and blue fringes?
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Two charges QA = +2 μC and QB = - 6μC are located on the x-axis at xA= - 1 cm andxB= +2 cm respectiv...
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