A wire of radius r and another wire of radius 2r, both of same materia – McqOptions

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1.	A wire of radius r and another wire of radius 2r, both of same material and length are connected in series to each other. The combination is connected across a battery. The ratio of the heats produced in the two wires will be
A.	4
B.	2
C.	0.5
D.	0.25
Answer» B. 2

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