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Match the following
| Column A | Column B |
| (a). Human body | (1). electric bell |
| (b). Silk thread | (2). current |
| (c). Charge in motion | (3). conductor |
| (d). soft iron | (4). electromagnet |
| (e) . Electromagnet | (5). insulator |
Name four appliances which work using electricity ?
Define the following term regarding a bar magnet:
Magnetic field
A magnet remains steady in a ________ direction.
Write the answer in your word.
What are the practical uses of a magnet?
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
What is the material of darkened part?
Draw a clearly labelled diagram, to show how a steel bar is magnetised by a divided touch method. A written description is not required.
Draw the magnetic field lines around a bar magnet when a bar magnet is placed such that the N pole points North.
MRI stands for _______.
Consider the statement given below and choose the correct option.
Assertion: Iron filings are concentrated more at the magnetic poles.
Reason: The magnets are so sharp.
