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Which bulb has the lowest total cost of operation? (a) Incandescent (b) Fluorescent (c) LED
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Which bulb has the lowest total cost of operation? (a) Incandescent (b) Fluorescent (c) LED

User Gabriel Samfira
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1 Answer

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Answer: LED have the lowest cost of operation.

Step-by-step explanation:

If we ignore the initial procurement cost of the items the operational cost of any device consuming electricity is given by


Cost=Energy* cost/unit

Among the three item's LED consumes the lowest power to give the same level of brightness as compared to the other 2 item's thus LED's shall have the lowest operational cost.

User Sdtom
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