True or false
1.Liquids that are solutions of acid, base and salt are good conductor of electricity.
2.During electrolysis, a chemical change is caused in the electrode.
3. Electroplating is an ecample of magnetic current.
4. A metal is deposited on another metal during the process of electroplating.
5. Change of colour in a solution through which electricity passes, due to magnetic effect of cirrent.
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The distance between Radha's home and her school is 3250 m. Express this distance into km. While measuring the length of a knitting needle, the reading of the scale at one end is 3.0 cm and at the other end is 33.1 cm.
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