Question

please tell me the answer please ​

Answer 1

Answer:

A

1. Magnetic materials

2. two

3. Permanent

4. Iron

B

1. True

2. True

3. False

C

1.Artificial magnets are preferred over natural magnets because natural magnets are weak and often irregular in shape, they can readily be magnetised and demagnetised by turning the current on or off in the coil.

2. Two important properties of bar magnet are÷

(i) A magnet with a single pole does not exist.

(ii)A magnet attracts magnetic materials towards itself.

3. Two important ways are÷

(i) This process includes heating.

(ii) It's speed depends on it's material.

4.Answer in top.

Answer 2

Answer:

Please

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