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Lamp 2 transfers a total of 18 000J of energy. 13 320 J of energy is
transferred usefully.
Calculate the efficiency of Lamp 2.

Respuesta :

mickymike92

The efficiency of the lamp is 74%.

What is the efficiency of the lamp?

The efficiency of the lamp is calculated using the formula below is used:

  • Efficiency = work output/work input × 100%

Work input = 18000 J

Work output = 13320 J

Efficiency = 13320/18000 × 100% = 74 %

In conclusion, the efficiency of the lamp is less than 100%.

Learn more about efficiency at: https://brainly.com/question/1569441

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