21/06/2021

Plus Two Physics

Free Help in Physics for Class 11 & 12

QUESTIONS FOR CLASS X CCE SA1 PHYSICS

QUESTION:
Two metallic wires A and B of the same material are connected in parallel. Wire A has length l and radius r, wire B has a length 2l and radius 2r. Calculate the ratio of the equivalent resistance in parallel combination and the resistance of wire A.
ANSWER:

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