Physics, 16.11.2019 05:31 townselt6855
The average speed of a nitrogen molecule in air is about , and its mass is . (a) if it takes for a nitrogen molecule to hit a wall and rebound with the same speed but moving in the opposite direction, what is the average acceleration of the molecule during this time interval? (b) what average force does the molecule exert on the wall?
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You are given a vector a = 125i and an unknown vector b that is perpendicular to a. the cross-product of these two vectors is a × b = 98k. what is the y-component of vector b?
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The amount of potential energy possessed by an elevated object is equal to what?
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A1000-kg car is moving at 30 m/s around a horizontal unbanked curve whose diameter is 0.20 km. what is the magnitude of the friction force required to keep the car from sliding?
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The average speed of a nitrogen molecule in air is about , and its mass is . (a) if it takes for a n...
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