Physics · Oct / Nov 2019 · Paper 21 · Question 9
5054
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The question as text
Fig. 9.1 shows the structure of a water cooler that is used to supply cold water to the workers in a hot office. copper pipe plastic container refrigeration unit cold water plastic pipe tap reservoir tank Fig 9.1
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9(a)[2]
9(b)(i)[1]
9(b)(ii)[3]
9(b)(iii)[3]
9(c)[3]
9(d)(i)[2]
9(d)(ii)[1]
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