Physics, 09.10.2019 04:30 kitttimothy55
Acycle track is 500 metres long. amy completes 10 laps. she travelled at an average speed of 12.5 metres per second. she puts one fast lap completing it in 35 seconds. what was the average speed for the first 9 laps?
Answers: 3
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What is the momentum of a 2 kg object moving at 15 meters per second
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An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.
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Aresistor with an unknown resistance is connected in parallel to a 9 ω resistor. when both resistors are connected in parallel to an emf source of 21 v, the current through the unknown resistor is measured with an ammeter to be 4 a. what is the resistance of the unknown resistor? answer in units of ω.
Answers: 3
Acycle track is 500 metres long. amy completes 10 laps. she travelled at an average speed of 12.5 me...
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