A galvanometer coil has a resistance of 10 and the meter shows full-scale deflection for…

Physics · Class 12 · CBSEMoving Charges and Magnetism

A galvanometer coil has a resistance of 10 \(\Omega\)  and the meter shows full-scale deflection for a current of 1 mA. The shunt resistance required to convert the galvanometer into an ammeter of range 0 - 100 mA is about:

  1. 0.1 \(\Omega\)
  2. 10 \(\Omega\)
  3. 1 \(\Omega\)
  4. 0.01 \(\Omega\)

Answer

(A) 0.1

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