Physics, 09.02.2021 18:40 Xavierayala2003
10) On a particular carousel a boy sitting on a horse on the inner rail, which is 3 meters from the center of
revolution has a rotational speed of 4 RPM. A girl is sitting on a horse on the outer rail, which is 3 times
farther out than the inner rail. YOU MUST SHOW WORK for any calculation.
a) What is the tangential velocity of the boy?
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What is the tangential velocity of the boy?
What is the rotational speed of the girl?
Answers: 3
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Based on its type of chemical bond, which of the following has the highest boiling point? potassium chloride ethyl alcohol water ammonia
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If a rock is thrown upward on the planet mars with a velocity of 10 mys, its height in meters t seconds later is given by y − 10t 2 1.86t 2 . (a) find the average velocity over the given time intervals: (i) [1, 2] (ii) [1, 1.5] (iii) [1, 1.1] (iv) [1, 1.01] (v) [1, 1.001] (b) estimate the instantaneous velocity when t − 1.
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If you visited mount shasta city (elevation 900 m [3000 ft.]) and found the outside air temperature to be 27°c (81°f), what would be the air temperature at the summit of mount shasta (elevation 4200 m [14,000 ft.]) at that moment-assuming that the temperature conditions with altitude change at an average, or normal, lapse rate?
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10) On a particular carousel a boy sitting on a horse on the inner rail, which is 3 meters from the...
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