Physics, 24.01.2020 22:31 Shadow0202
The normal force equals the magnitude of the gravitational force as a roller coaster car crosses the top of a 33-mm-diameter loop-the-loop. part a what is the car's speed at the top? express your answer to two significant figures and include the appropriate units.
Answers: 1
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The mini-refrigerator fire was most likely caused by what type of wiring?
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Physics, 22.06.2019 16:30
In a hydrogen molecule there are a total of four charges, 2 protons in the two nuclei, and 2 electrons. how many unique charge-pairs are there (without double counting)?
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Physics, 22.06.2019 23:30
You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the person’s average speed in kilometers per hour?
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Physics, 23.06.2019 03:00
If you held a stone over the mouth of a well and then let it go , what would happen to the stone? explain your answer.
Answers: 1
The normal force equals the magnitude of the gravitational force as a roller coaster car crosses the...
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