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Urgent Help Needed

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yasser37:
anyone?
 :-[

 question 8 in November 08 and November 09 p31 question 10 part 1

elemis:


Differentiating :



The rate of change of volume with respect to time is equal to the water input minus the water loss :



-kh2 represents the loss via leakage







Simplify to :





Input h=1 into above equation and find k. You will see the end solution is the equation given in the paper.

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