What is the sequence of energy transformations associated with a hydroelectric dam?
electrical energy into mechanical energy into kinetic energy into gravitational potential energy
gravitational potential energy into kinetic energy into mechanical energy into electrical energy
chemical energy into kinetic energy into mechanical energy into electrical energy
chemical energy into thermal energy into kinetic energy into electrical energy
Answers: 2
Physics, 22.06.2019 13:30
6–48 bananas are to be cooled from 24 to 138c at a rate of 215 kg/h by a refrigeration system. the power input to the refrigerator is 1.4 kw. determine the rate of cooling, in kj/ min, and the cop of the refrigerator. the specific heat of banana above freezing is 3.35 kj/kg·8c.
Answers: 3
Physics, 22.06.2019 23:30
Aswimming pool whose volume is 10 comma 000 gal contains water that is 0.01% chlorine. starting at tequals0, city water containing 0.003% chlorine is pumped into the pool at a rate of 5 gal/min. the pool water flows out at the same rate. what is the percentage of chlorine in the pool after 1 hour? when will the pool water be 0.006% chlorine?
Answers: 1
Physics, 23.06.2019 01:30
Mackinzie walks 4 blocks west, then 2 blocks south, then 4 blocks east, and,finally, 1 block south. what is the magnitude of her total displacement duringthis walk (in blocks)?
Answers: 2
Physics, 23.06.2019 02:00
Steel water aluminum think about the three words listed here. which word could be added as the title of this list of words to tell how these words are related? a) conductors b) heat c) insulators d) metals
Answers: 2
What is the sequence of energy transformations associated with a hydroelectric dam?
electrical ener...
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