Physics, 31.12.2019 01:31 nwalker916
Acarnot engine has a power output of 148 kw. the engine operates between two reservoirs at 17◦c and 727◦c. how much thermal energy is absorbed each hour? answer in units of j.
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The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?
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Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 2 options: the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the cold balloon expands and rises. the warm balloon shrinks and sinks. the warm balloon expands and rises. the cold balloon shrinks and sinks.
Answers: 3
Acarnot engine has a power output of 148 kw. the engine operates between two reservoirs at 17◦c and...
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