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A proton is on the x axis at x = 1.9 nm. An electron is on the y axis at y = 0.84 nm. Discover the net force the two exert on a helium nucleus (charge +2e) at the origin.
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Question: You pull a simple pendulum of length 0.240m to the side through an angle of 3.50degree and release it. a) how much time does it take the pendulum bob to reach its highest speed? b) how much time does it take if ...
Question: A person takes a trip, driving with a constant speed of 89.5 km/h, except for a 22 minute rest stop. If the persons average speed is 77.8 km/h how much time is spent on the trip and what distance did they trave ...
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