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Hi all,
I have two light bulbs, both for 230 volts. One has 100 watts, the other 15 watts.
It is clear that the 15W bulb has the higher resistivity. But is its filament
a) longer
b) thinner
c) both,
and why?
Thanks!
I have two light bulbs, both for 230 volts. One has 100 watts, the other 15 watts.
It is clear that the 15W bulb has the higher resistivity. But is its filament
a) longer
b) thinner
c) both,
and why?
Thanks!