Physics, 06.10.2019 07:00 clonetrooper099
Two cars cover the same distance in a straight line. car a covers the distance at a constant velocity. car b starts from rest and maintains a constant acceleration. both cars cover a distance of 460 m in 210 s. assume that they are moving in the +x direction. determine (a) the constant velocity of car a, (b) the final velocity of car b, and (c) the acceleration of car b.
Answers: 2
Physics, 22.06.2019 13:30
6–43 a food department is kept at 2128c by a refrigerator in an environment at 308c. the total heat gain to the food department is estimated to be 3300 kj/h and the heat rejection in the condenser is 4800 kj/h. determine the power input to the compressor, in kw and the cop of the refrigerator.
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Physics, 22.06.2019 13:30
Which is not an example of how an object gains elastic potential energy by stretching? a. jumping on a pogo stick b. pulling on a rubber band c. jumping on a trampoline
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Physics, 22.06.2019 15:00
Lightning is an example of what phenomenon? a release of a large amount of energy an absorption of a large amount of energy a natural electric circuit a natural electric current
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Two cars cover the same distance in a straight line. car a covers the distance at a constant velocit...
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