JayDilla
JayDilla JayDilla
  • 26-04-2017
  • Physics
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MASTER OF PHYSICS NEEDED

Four 2.5 OHMS lamps are in a series circuit with a total electric potential of 15 VOLTS. What is the power produced by ONE bulb?

Respuesta :

egenriether
egenriether egenriether
  • 30-04-2017
V=IR
Total resistance R=2.5*4=10ohms
15=I*10
I=1.5 amps
Power=I^2R where R here is one lamp so
P=1.5^2*2.5=5.625 Watts
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