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# 6 Power and Efenc... Ox 0. Efency B ross (66268) 2 How much heat is absorbed in each cycle? Answer in units of J. 017 (part 3 of 3) 10.0 points How

really only need 18 and 19 done for this one and explained

6 Power and Efﬁenc... Ox 0. Efﬁency B — ross — (66268) 2 How much heat is absorbed in each cycle?
Answer in units of J. 017 (part 3 of 3) 10.0 points
How much heat is given off in each cycle?
Answer in units of J. 018 (part 1 of 2) 10.0 points
A heat engine performs 111 J of work in each
cycle and has an efﬁciency of 24%. ‘
For each cycle of operation, how much en— \
ergy is absorbed by heat?
Answer in units of J. 019 (part 2 of 2) 10.0 points
How much energy is expelled by heat?
Answer in units of J. 020 (part 1 of 3) 10.0 points
A generator at Hoover Dam can supply
385 MW of electrical power. Assume that
the turbine and the generator are 81.4% efﬁ—
cient. Find the rate with which falling water must
supply energy to the turbine. The accelera—
tion due to gravity is 9.8 m/s2 . Answer in units of MW. 021 (part 2 of 3) 10.0 pointsQ
The energy of the water comes from e

13) Energy expelled,... View the full answer

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