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A Wire of Length L and Resistance R Is Cut

Question 28

Multiple Choice

A wire of length L and resistance R is cut into 4 equal pieces.If the 4 pieces are now twisted together to make a wire of length L/4,what is the new resistance of the shorter wire combination?


A) R/16
B) R/4
C) R
D) 4R
E) 16R

Correct Answer:

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