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OpenStudy (anonymous):
What will the resistance be for a lamp that draws 4.6 amps of current from a 120-volt outlet? A. 550 ohms B. 115 ohms C. 26 ohms D. 0.038 ohms E. 5.7 ohms
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OpenStudy (anonymous):
someone said this is insufficent is this true?
OpenStudy (souvik):
R=V/I
OpenStudy (anonymous):
ok lol
OpenStudy (anonymous):
c :)
OpenStudy (souvik):
hmm
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OpenStudy (anonymous):
26.0870 u dont round that?
OpenStudy (anonymous):
or no because it 0870 and not 870
OpenStudy (souvik):
26
OpenStudy (anonymous):
ok lol
OpenStudy (anonymous):
just making sure
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OpenStudy (anonymous):
A guitar amplifier requires a household voltage of 110 volts to push a current of 5.9 amps through its coil. What is the resistance of the amplifier?
OpenStudy (anonymous):
I do the exact same thing correct?
OpenStudy (souvik):
yes...same
OpenStudy (anonymous):
0.0536
OpenStudy (anonymous):
0.054 :)
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OpenStudy (anonymous):
If the current and the resistance in a circuit both double, what will happen to the voltage?
OpenStudy (anonymous):
stays the same right
OpenStudy (souvik):
V=IR ...calculate it
OpenStudy (anonymous):
ok
OpenStudy (anonymous):
its the same
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