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AP EAMCET · PHYSICS · Current Electricity

The ratio of heats generated through shunt and galvanometer is \(7: 5\) when they are connected to make an ammeter. If the resistance of the galvanometer is \(112 \Omega\) then the resistance of the shunt is

  1. A \(80 \Omega\)
  2. B \(8 \Omega\)
  3. C \(15.6 \Omega\)
  4. D \(1.56 \Omega\)
Verified Solution

Answer & Solution

Correct Answer

(A) \(80 \Omega\)

Step-by-step Solution

Detailed explanation

Given, the ratio of heats generated through the shunt and galvanometer is \(7: 5\), and resistance of galvanometer, \(R_g=112 \Omega\)…