Physics, 12.12.2020 15:50 YmTia06221220
1. A double-slits pattern is view on a screen 1.00 m from the slits. If the third order minima are 25.0 cm apart, determine a) the ratio of wavelength and separation between the slits, b) the distance between the first order minimum and fourth order maximum on the screen.
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Amoving electron has kinetic energy k1. after a net amount of work w has been done on it, the electron is moving one-quarter as fast in the opposite direction. (a) find w in terms of k1. (b) does your answer depend on the final direction of the electron's motion?
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Aresistor with an unknown resistance is connected in parallel to a 9 Ο resistor. when both resistors are connected in parallel to an emf source of 21 v, the current through the unknown resistor is measured with an ammeter to be 4 a. what is the resistance of the unknown resistor? answer in units of Ο.
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1. A double-slits pattern is view on a screen 1.00 m from the slits. If the third order minima are 2...
Computers and Technology, 27.11.2019 07:31
Computers and Technology, 27.11.2019 07:31