Class VI

Which of the following is a non-magnetic material?
  1. Nickel
  2. Wood
  3. Iron
  4. Cobalt
When a North pole of a bar magnet is brought near the north pole of a freely suspended magnetic needle, then it _______ each other
  1. attracts
  2. repels
  3. neither attracts nor repels
  4. none of these
In a bar magnet, magnetic power is
  1. more that both ends of the magnet
  2. more in the middle of the magnet.
  3. is same through the magnet.
  4. none of these
Usually the North Pole of a magnetic needle is painted ______.
  1. red
  2. blue
  3. green
  4. black
Which of the following is a natural magnet?
  1. Iron
  2. Magnetite
  3. Nickel
  4. Cobalt
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