College physics
posted by emoni .
What is the potential difference across the 10 and 20 ohm resistor in the figure
there is a battery of 15V with two in series resistors of 10 Ohm and 20 ohm

College physics 
bobpursley
because v=IR, and both have the same current, then voltage has to be in proportion to resistance.
V20= 20/30 * 15
v10= 10/30 * 15
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