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Solution of Ch-14 Chemical effect of, electric current, , 1. What is Chemical Effects of Electric Current?, A. The passage of an electric current through a, conducting solution causes the chemical, reaction. This is called chemical effects of, electric current., , Example- Electroplating., , 2. What are Conductors?, , A. The materials that allow the electric current, to pass through them easily, are called, Conductors., , Example- Iron, Steel, Copper etc., , 3. What are Insulators?, , A. The materials, which do not allow an electric, current to pass through them easily, are called, Insulators., , Example- Rubber, plastic and wood., , 4. What is Electroplating?, , A. The process of depositing a layer of any, desired metal on another metallic object, by, means of electricity, is called electroplating., , 5. Does pure water conduct electricity? If not,, what can we do to make it conducting?, , A. No, pure water doesn’t conduct electricity., But when salt is dissolved in pure water, it, conducts electricity., , 6. Is it safe for the electrician to carry out, electrical repairs outdoors during heavy, downpour? Explain., , A. No, it is highly dangerous to carry out the, electrical repairs outdoors during the heavy, downpour. It can cause electrocution, as water, is a good conductor of electricity., , 7. In case of a fire, before the firemen use the, water hoses, they shut off the main electrical, supply for the area. Explain why they do this., A. The water used in the water hoses is not, pure water and is a good conductor of, electricity. So, the firemen shut off the electric, supply before spraying water to save, themselves and other people from, , , , 2022-01-29, @ From vivo Notes