Resistance and Resistivity: A 1.0-mm diameter extension cord is made of metal having a resistivity of 1.68 × 10-8 ? ? m. When it carries a current of 15 A, what is the potential difference between two points in the cord that are 100 m apart?
A. 12 V
B. 23 V
C. 32 V
D. 41 V
Answer: C
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It is likely that both Pluto and Triton were originally ________
Fill in the blank(s) with correct word