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ICSE Class 10 Physics 2015 Paper
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Question : 12 of 74
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State the energy changes in the following while in use :(i) Burning of a candle.(ii) A steam engine.
Solution:
Energy changes : (i) Burning of a candle : Chemical energy to light and heat energy. (ii) Steam engine : Chemical energy of coal first changes to heat energy of steam and then heat energy changes into mechanical energy.
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