Moving Coil Galvanometer Functions
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Questions and Answers

In a Moving coil Galvanometer, what happens when an electric current flows through the coil?

  • The coil expands and contracts
  • The coil rotates freely (correct)
  • The coil becomes stationary
  • The coil emits light

What is the primary function of a Moving coil Galvanometer?

  • To store electrical energy
  • To measure small electric currents (correct)
  • To measure large electric currents
  • To generate electricity

What type of movement does a Moving coil Galvanometer exhibit when subjected to an electric current?

  • No motion
  • Linear motion
  • Oscillatory motion (correct)
  • Circular motion

What is the coil type used in a Moving coil Galvanometer?

<p>Rectangular coil (A)</p> Signup and view all the answers

What is the purpose of the controlling torque in a Moving coil Galvanometer?

<p>To align the coil with the magnetic field (A)</p> Signup and view all the answers

How does a Moving coil Galvanometer measure current?

<p>By measuring the magnetic flux around the coil (B)</p> Signup and view all the answers

What is the purpose of the spring in a Moving coil Galvanometer?

<p>To provide mechanical support to the coil (A)</p> Signup and view all the answers

How does the sensitivity of a Moving coil Galvanometer relate to the number of turns in the coil?

<p>Higher sensitivity with more turns (A)</p> Signup and view all the answers

What happens to the deflection of a Moving coil Galvanometer when the magnetic field strength increases?

<p>The deflection increases (D)</p> Signup and view all the answers

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