Page 87 - CAPE Green Engineering Syllabus 2016.docx_Neat

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SECTION C
MODULE 3
GREEN ENGINEERING IN PRACTICE
Answer ALL questions.
Write your answers in the spaces provided in this booklet.

One of the largest cost headings for the hotel industry is electricity. Hotels are now
introducing new approaches to encourage electricity reduction.

5. (a) (i) If a hotel has 500 rooms and the power consumed per room is approximately 3000 W
per hour, what would be the electrical energy consumed per hour? Express the answer
in kWh.
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[2 marks]

(ii) If a barrel of oil is approximately equal to 1699.4 kWh, what would be the amount
of barrels of oil used per hour?
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[1 mark]

(iii) How many barrel(s) of oil would be used by the hotel per day?
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[1 mark]

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02165020/SPEC 2015