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Mathematics 21 Online
OpenStudy (anonymous):

A 16 ohm resistor is connected in series with another resistor across a 12-V battery. The current in the circuit is 0.42 A. Calculate the value of the unkown resistance.

OpenStudy (anonymous):

this should be in physics group :)

OpenStudy (sidsiddhartha):

use simply ohm's law V=IR

OpenStudy (sidsiddhartha):

12=0.42*(R+16) calculate R

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