Q. In how many forms an electric fan can be categorized?

Answer

An electric fan can be categorized into three main forms i.e.1.Axial fan: It's applications are industrial process and air conditioning.2.Centrifugal fan: It is used in blowdryers, leaf blowers, inflatable structures, air mattress inflators, climate control and other industrial processes.3.Cross flow: It is extensively used in heating, ventilation, and air conditioning (HVAC).