Physics-
General
Easy

Question

A charged capacitor is allowed to discharge through a resistor by closing the key at the instant t =0. At the instant t = (ln 4) ms, the reading of the ammeter falls half the initial value. The resistance of the ammeter is equal to

  1. 1 blank M capital omega    
  2. 1 capital omega    
  3. 1 capital omega    
  4. 2 M capital omega    

The correct answer is: 1 capital omega

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