A $6\,\,V$ battery is connected to the terminals of a $3\, m$ long uniform wire having resistance $100\,\Omega $. The difference in potential between two points on the wire separated by a distance of $50\,  cm$ will be ............. $V$
  • A$2$
  • B$3$
  • C$1$
  • D$1.5$
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