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19 November, 10:29

Which one of the following is a list of devices from least efficient to most efficient

a. Light-Bulb, Automobile Engine, Power Plant, Electric Motor

b. Home oil Furnace, Light Bulb, Electric Motor, automobile

c. Power Plant (thermal), Automobile Engine, Light-bulb (Fluorescent), Light-bulb (Incandescent)

d. Power Plant (thermal), Automobile Engine, Light-bulb (Incandescent), Light-Bulb (Fluorescent)

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  1. 19 November, 12:25
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    (A) - Light-Bulb, Automobile Engine, Power Plant, Electric Motor

    Explanation:

    To get the least efficient to the most efficient the chart below explains how to the get it

    Incandescent light bulb-5%

    Florescent light bulb-20%

    Electric motor-90%

    Power plant-35%

    Automobile engine-25%

    Home oil furnace-80%
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