Class VII

When switch was turned off, iron bar
  1. held its magnetism
  2. lost its magnetism
  3. gained current
  4. gained voltage
A current carrying conductor has a
  1. magnetic field
  2. current capacity
  3. voltage capacity
  4. resistance capacity
Most of compounds in our daily lives contain
  1. sodium
  2. chlorine
  3. oxygen
  4. hydrogen
Charges in an atom are
  1. positive only
  2. negative only
  3. neutral
  4. both positive and negative charges
More resistors added to a circuit, the
  1. lower the resistance
  2. higher the resistance
  3. same the resistance
  4. resistance may vary
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