Physics, 21.10.2020 14:01 noobieplayerxd
A torch bulb lights noramly when the current through it is 0.015 A and the potential difference across it is 12.0.V.
a) calculate the resistance of torch bulb when it lights normaly.
b) when the torch bulb lights normaly calculate: (i) the charge passing through the torch bulb in 1200s. (i) the energy delivered to torch bulb in this time.
Answers: 2
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A torch bulb lights noramly when the current through it is 0.015 A and the potential difference acro...
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