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(Solved): Five cylindrical wires are made of the same material. Their lengths and radii are the following.&nbs ...
Five cylindrical wires are made of the same material. Their lengths and radii are the following. Rank the wires according to their resistances, least to greatest.
Five cylindrical wires are made of the same material. Their lengths and radii are the following. Rank the wires according to their resistances, least to greatest. \[ \begin{array}{l} 1,3,4,2,5 \\ 1,2,3,4,5 \\ 1 \text { and } 2 \text { tie, then } 5,3,4 \\ 1,2,4,3,5 \\ 5,4,3,2,1 \end{array} \]
Expert Answer
Solution: Given: Five cylindrical wires are made from the same material. Their lengths and radii are as follows: Wire number Length Radius 1 L r 2 3L/2 r/2 3 L/2 r/2 4 L r/2 5 5L r/2 Rank the wires according to their resistances, least to greatest. C