mdevine18 mdevine18

13-04-2021
Physics

contestada

A light bulb has a power output of 80 W and it has been left on for 90 seconds. How much work was done?

Respuesta :

13-04-2021

7200 joules of heat and light energy was dissipated into the air. But no work was done ... no force moved through no distance.

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