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An initially unpolarized light if intensity 500 w/m^2 passes through four polarizers. the transmission axis between adjacent polarizers is 45β. what percentage of the initial intensity is transmitted by the system?
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Select all the correct answers. which three statements about electromagnetic radiation are true?
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Physics, 22.06.2019 19:30
The ability to make things happen is also called a. heat b. force c. matter d. energy
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Physics, 22.06.2019 23:30
A6.0-kilogram cart initially traveling at 4.0 meters per second east accelerates uniformly at 0.50 meter per second squared east for 3.0 seconds. what is the speed of the cart at the end of this 3.0 second interval? (1) 1.5 m/s (3) 3.0 m/s (2) 5.5 m/s (4) 7.0 m/s
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Kelli has a mass of 42-kg, and she is sitting on a playground swing that hangs 4m above the ground....
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