1.

The resistance of the wire is in the inverse ratio of ____________.1. Temperature2. Resistivity3. Length4. Cross-section area

Answer» Correct Answer - Option 4 : Cross-section area

The correct answer is cross-section wire.

  • Resistance is a property of an electric circuit.
  • It transforms electrical energy into heat energy.
  • The reciprocal of resistance is conductance.
  • The SI unit of resistance is the ohm.
  • The unit is named after the German physicist George ohm.
  • The electrical resistance is measured by two methods namely constant current or constant voltage.

 

  • The resistance of a wire depends upon the material of the wire.
  • It is directly proportional to the length of the wire.
  • And is inversely proportional to the cross-section area.


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