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NEET2004PhysicsElectromagnetic InductionActual

A coil of 40 henry inductance is connected in series with a resistance of 8 ohm and the combination is joined to the terminals of a 2 volt battery. The time constant of the circuit is:

Options

  1. A5 seconds
  2. B1/5 seconds
  3. C40 seconds
  4. D20 seconds

Correct answer

A. 5 seconds

Step-by-step solution

According to the question Time constant L R circuit is T= L P T=5 sec

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