Solve the problem.The resistance of a wire varies directly as the length of the wire and inversely as the square of the diameter of the wire. A 20 foot length of wire with a diameter of  has a resistance of  What would the resistance be for a  length, with diameter  of the same kind of wire ?

A. 612 ohms
B. 597.5 ohms
C. 600 ohms
D. 593 ohms


Answer: C

Mathematics

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