An air molecule is moving at a speed of 455 ms. how many, Ask an Expert

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Q1. A proton orbits a long charged wire, making revolutions per second. The radius of orbit is cm. What is the wire's linear charge density?

Q2. An air molecule is moving at a speed of 455 m/s. How many meters would the molecule move throughout 7ms (milliseconds) if it didn't collide with any other molecules?

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