Physics, 16.07.2019 23:00, villarrealc1987
Aheat engine uses thermal energy that flows from a heat source with a temperature of 325 k to a cold sink, which has a temperature of 135 k. what is the efficiency of the heat engine?
Answers: 1
Physics, 21.06.2019 23:30, jacobc7698
Jessie ran 5000 meters from the cops and an average speed of 6 meters / second before he got caught . how long did he run?
Answers: 1
Physics, 22.06.2019 04:00, idontknow11223344
Simple machines can a. increase force only b. decrease force only c. increase or decrease force
Answers: 3
Physics, 22.06.2019 09:30, kaleahlove13
Suppose you increase your walking speed from 7 m/s to 13 m/s in a period of 2 s. what is your acceleration?
Answers: 2
Aheat engine uses thermal energy that flows from a heat source with a temperature of 325 k to a cold...
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