What method of making magnets is illustrated in set-ups A and B? Give the names of the parts of the current labelled I, II, and III in set-up B. How will you know the steel bar and iron nail are magnetized? Name any other method of making magnets. What will happen when the north pole of the bar magnet and the north pole of the steel bar are brought together?

Physics
What method of making magnets is illustrated in set-ups A and B? Give the names of the parts of the current labelled I, II, and III in set-up B. How will you know the steel bar and iron nail are magnetized? Name any other method of making magnets. What will happen when the north pole of the bar magnet and the north pole of the steel bar are brought together?

ScanSolve AI Answer

Here are the answers to the questions in SECTION B:

Question 1: What is energy conservation? Energy conservation is the principle that energy cannot be created or destroyed, but can only be transformed from one form to another. The total amount of energy in an isolated system remains constant.

Question 2: State two examples each of the following:

  • Eukaryotic cell:
    • Human cell
    • Plant cell
  • Prokaryotic cell:
    • Bacteria
    • Archaea
  • Plant cell:
    • Onion cell
    • Leaf cell
  • Animal cell:
    • Muscle cell
    • Nerve cell
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