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Physics, 22.06.2019 13:40
An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.
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Physics, 23.06.2019 04:50
Which is not true of alpha radiation? o a. it increases the number of protons. o b. it has a positive charge. o c. it causes transmutation. o d. it is heaviest of the three types
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Physics, 23.06.2019 09:10
Many science fiction movies and tv shows have detected using a nuclear weapon to destroy astroids what problems does plait see with this plan
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Adiver shines a flashlight upward from beneath the water (n=1.33) at a 36.2° angle to the vertical....
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