colevanzandt96 colevanzandt96

23-07-2020
Physics

contestada

Please help!!!! Question is listed as a picture

Please help Question is listed as a picture class=

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tqrqqqq tqrqqqq

23-07-2020

I think it’s the first answer, seems like it

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theking7x theking7x

23-07-2020

The correct answer is C. Z,X,W,Y

Explain

T = 840k tc = 100k

No = 1-t/th = 1-100/840 = 0.881

T h = 900k tc = 300k

300/900 = 0.667

Th= 500k tc= 25

25/500 = 0.95

Nw= 0.806 n = 0.881 N= 9.5

Answer Link

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