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A, .ASate and casy to carry around sourc D, , clectriciy is an clectrie, 8., , lectric current tronm a cell in a cosCU, , Circt, tows from its, terminal, , C., , to, , its, , called a Latfen., , part of, , terminal., , eyculie, , the bulb that, , lights, , 6., , up is the, , tilament. T, The, , On passing clectric current in a, Cable, wound around an iron piece, the itr, , iere, , acts as a magnet., , path through, , an open circuit., , cells is, , oSijve, , State whether'true'of false., .The, , 1O open, , 0. A cmbinatiOn ot tw0 or mo, , Icrnals., , An electric cell has, , is a device, , close an clectriC Circuit,, , eK., , 7., , w h, , which, , electricity, , flows, , is, , E, , ., , A battery in a mobile phone is a dry cell., , 4, , Electric current at 230 volts is dangerous., , 5., , Sunlight energy cannot be converted to, , 7., , There Is no ilament in, fluorescent tube). T, , 8., , LED is the 'point junction' of a, , a, , CFL (Coe, , npacr, , semiconductor.T, , electrical energy., D. Study the following groups of materials and answer the questions given underneath,, 2. Which of the above groups of materials, 1., , Air, glass, wood, plastic, , a. Wood, human body, rubber, iron, , include only conductors, , 3., , b. Iron, graphite, aluminium, copper, C., , of, , electricity? hb, , Which of the above groups of materials, , include only non-conductors of electricis:, , Card-sheet, a silver spoon, a cotton, , An qoovod pls., , swab, plastic., Draw line sketches to show., , ., , 1., , A closed circuit with a metallic-pin in, between to show that metal 1s a conductor, , An open circuit, , 2. A closed circuit, 3., , of electricity., , A closed circuit showing the direction of, , 5, , the flow of electric current., , A switch (a) in an open circuit, and (b) ina, , closed circuit., , Theoretical Questions, Short answer type questions., 1., , Name the various, , 2. What is, , 3, 4., 5., , sources, , conductor of, What is an insulator?, a, , of, , electricity., , electricity?, , Name one non-metal which is, of electricity., , 6. What is a battery of cells?, , What are accumulators?, , 8., , Why are cables being used in our gadges, are metallic wire coated with an insulatorr, , a, , conductor, , Name any four non-conductors of, , electricity., , 7., , 9., , Which of these consume less electrical, , energy to emit same amount of light: (2), incandescent bulb, or (b) CFL?, 10. Name, , some, , beng used., , gadgets in which LEDS are