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Worksheet: Using Ammeters

Q1:

Find the resistance that must be placed in parallel with a 60 Ω galvanometer having a 1.00-mA sensitivity to allow it to be used as an ammeter with a 25-A full-scale reading.

  • A 2 . 9 × 1 0 3 Ω
  • B 2 . 1 × 1 0 3 Ω
  • C 3 . 3 × 1 0 3 Ω
  • D 2 . 4 × 1 0 3 Ω
  • E 3 . 9 × 1 0 3 Ω