Two resistors, with resistances R1=5 ohms and R2= 25 ohms, are connected in series in a ciruit.  Current flow generates heat at a rate of 1280J/s in R1. What is the voltage drop across R2

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Chapter9: Current And Resistance
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Two resistors, with resistances R1=5 ohms and R2= 25 ohms, are connected in series in a ciruit.  Current flow generates heat at a rate of 1280J/s in R1. What is the voltage drop across R2?

A. 66.7 V

B. 80 V

C 163.3 V

D 400 V

E 480 V

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