Question

To expel hot air out of the kitchen, 'A' has an exhaust fan fitted on the window of a kitchen and 'B' has a similar exhaust fan fitted on the wall near the ceiling of her kitchen.



(a) Which of the exhaust fan will expel the hot air more effectively. Explain.



(b) Would you like to buy a house having windows but no ventilators? Explain.​

Answer 1

Explanation:

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