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From the given table answer the following.SubstanceSpecific heat Cal/g –°CLead0.031Mercury 0.033Copper0.095Aluminium 0.21 Ice 0.50Water1(a) Which substance take more quantity of heat to rise its temperature ? (b) Lead is used to soldering. Why ? (c) Which metal is suitable to make cooking utensil ? (d) Which one takes less heat energy to rise its temperature, ice or water ? |
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Answer» (a) Water, because its specific heat is high. (b) Lead has low specific heat, so it heats up quickly and cools down quickly, it is useful in soldering. (c) Aluminium has high specific heat than copper. So, copper is best to make cooking utensils. (d) Ice takes less heat energy to rise its temperature than water |
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