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- PHY102 Physics II © Dr.Cem Özdoğan
- (10) (a) In Figure, what value must R have if the current in the circuit is to be 1.0 mA? Take Ɛ1=2.0 V, Ɛ2=3.0 V, and r1=r2=3.0 Ω. (b) What is the rate at which thermal energy appears in R?