Q.

When current flows through heater coil it glows but supply wiring does not glow because

  • ACurrent through supply line flows at slower speed
  • BSupply wiring is covered with insulation layer
  • CResistance of heater coil is more than the supply wires
  • DSupply wires are made of superior material
Correct Answer : (C)

Resistance of heater coil is more than the supply wires

Hints :

When current flows through heater coil it glows but supply wiring does not glow because Resistance of heater coil is more than the supply wires.

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