1.

An electric lamp of 18A, 60W is connected across a battery of 10V. If the lamp gives out 7.5 Js for giving out light, What is the percentage of energy that the lamp transforms to light?

Answer»

An electric lamp of 18A, 60W is connected across a battery of 10V. If the lamp gives out 7.5 Js for giving out light, What is the percentage of energy that the lamp transforms to light?




Discussion

No Comment Found