Question: A variable resistance R is connected across a potential difference V that remains constant. When R = R1, the current is 6.0 A. When R

A variable resistance R is connected across a potential difference V that remains constant. When R = R1, the current is 6.0 A. When R is increased to R2 = R1 + 10.0 Ω, the current drops to 2.0 A. Find

(a) R1 and

(b) V.

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