Recent content by oprfot

yeah, i guess youre right, if I am comparing the panels i should just use the area. we've been told to use a lightbulb, i know the actual sun would deliver a more useful result, but the bulb is what we're given. now that I am thinking about it, I am not quite sure what to use as the...

Homework Statement i've been asked to compare the efficiency of a photo voltaic cell and a solar heating cell (an array of pipes). both will be exposed to a 150W bulb for an equal amount of time. Homework Equations for photo cell: P=IV for heating panel: P=fcT f=flow rate...