Question

Saket and Ali, two friends built a house for themselves. To expel hot air out of kitchen Saket fitted an exhaust fan on the window of his kitchen and Ali fitted a similar exhaust fan on the wall near the ceiling of his kitchen. a.Which of the exhaust fan will expel the hot air effectively? Why? b.How a ventilator works in circulating fresh air in the room ? c.What values of Saket and Ali are shown here? 31. Name two common scales in which temperatures are usually measured

Answer 1

Explanation:

In the kitchen of 'B' ,warm air rises up and her exhaust fan is at standard height as comparison to, A. so, it will expel the hot air more effectively.