Other questions in this quiz

2. A wire of resistance 4 Ohms is folded in half and then twisted. Its new resistance in Ohms,

  • 1
  • 4
  • 2
  • 8

3. When resistors are in parallel, the total resistance is

  • nothing is correct
  • the same as the highest resistance
  • less than the smallest resistance in the circuit
  • the same as the sum of each resistance

4. In the event of a drop in voltage, a bulb could go

  • either is right
  • none is true
  • dim
  • brighter

5. Ohm's Law can be applied to a light bulb when

  • everything above is right
  • it has reached a steady temperature
  • at any moment
  • as soon as it is lit up

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