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November 04, 2025, 10:17:45 pm
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Author Topic: Quick question  (Read 624 times)  Share 

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LSC

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Quick question
« on: November 10, 2009, 11:32:24 pm »
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Can someone answer this question, I cant find it in the book.
Thanks

Mod Edit: Removed unnecessary attachment.
« Last Edit: November 11, 2009, 11:10:27 pm by Excalibur »
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kimtywong

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Re: Quick question
« Reply #1 on: November 10, 2009, 11:34:20 pm »
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huh?
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Mao

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Re: Quick question
« Reply #2 on: November 10, 2009, 11:40:35 pm »
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desktop.ini? uploaded the wrong file?
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LSC

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Re: Quick question
« Reply #3 on: November 11, 2009, 10:35:34 am »
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Sorry, here it is.
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Dark Horse

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Re: Quick question
« Reply #4 on: November 11, 2009, 11:46:33 am »
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lol, isnt this question 20 from VCAA 07? We know that in a coal fired power station, the following energy conversions occur:
chemical(coal) --> Thermal(coal) --> Thermal (steam) ---> Mechanical (turbine) ---> Electrical (generator)
so therefore, highest will be chemical (coal) as it is first, and lowest will be mechanical (turbine) as it is last. Hence C
 
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LSC

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Re: Quick question
« Reply #5 on: November 11, 2009, 04:40:14 pm »
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But isnt the most amount of hear lost during the thermal to mechanical?
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