Question

can be efficiency 100%???
answer is no but efficiency of hairdresser and electric heter is 100% how and why????​

Answer 1

Answer:

Electric Furnace and heaters are considered 100% efficient because all the energy delivered is turned into heat and is available inside the area served by the heater. Combustion furnaces or heaters, have a flue and some heat goes directly up the flue.

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