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
#SPJ1
