Physics, 18.07.2020 21:01 kenken2583
Blue light (λ = 475 nm) is sent through a single slit with a width of 2.1 µm. What is the maximum possible number of bright fringes, including the central maximum, produced on the screen? (Hint: What is the largest angle that can be used?)
Answers: 1
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A1000-kg weather rocket is launched straight up. the rocket motor provides a constant acceleration for 16-s, then the motor stops. the rocket altitude 20-s after launch is 510-m. you can ignore any effects of air resistance. a. what was the rocket’s acceleration during the first 16-s? b. what is the rocket’s speed as it passes through a cloud 5100-m above the ground?
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Physics, 22.06.2019 09:00
When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical
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Acid precipitation chemically weathering a 5.0-kg limestone rock . which coukd be the result ?
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Physics, 22.06.2019 18:30
Arailroad car collides with and sticks to an identical railroad car that is initially at rest. after the collision, the total kinetic energy of the two cars is a) the same as before. b) half as much as before. c) one third as much as before. d) one fourth as much as before. e) twice as much as before.
Answers: 1
Blue light (λ = 475 nm) is sent through a single slit with a width of 2.1 µm. What is the maximum po...
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