Homework Help: science

Posted by anonymous on Tuesday, June 30, 2009 at 4:33pm.

if you have two 5 watt bulbs connected in series and then in parellel:

which circuit arrangement will give you brighter bulbs? explain?

science - bobpursley, Tuesday, June 30, 2009 at 5:07pm
parallel, you get 10 watts. In series, if you double resistance (as in two in series, power=V^2/R, so power is halved in each, so you get a total of 5 watts

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