A piece of iron when immersed in water in eureka can displaces 25 ml of water . Its mass is 195 g . Find the density of iron in g per centimeter cube.
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Two ways of magnetizing an iron are as follows: 1) by winding it with copper wires and passing electricity through it. then it will be a temporary magnet or electromagnet. 2) rubber bar magnet with the Iron piece in a same direction and for a long time.
Explanation:
Two ways of magnetizing an iron are as follows: 1) by winding it with copper wires and passing electricity through it. then it will be a temporary magnet or electromagnet. 2) rubber bar magnet with the Iron piece in a same direction and for a long time.
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