How much stored potential energy did it have to begin with

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(a) Determine the power dissipated by the 2.0 Ω resistor.( note:R1=4.0 ohm,R2= 5 ohm and V=12 v)

(b) If the voltage from the battery remains constant throughout the operation of the circuit, and the battery lasts for 4 hours, how much stored potential energy did it have to begin with?

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Reference no: EM13988297

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