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प्रश्न
State whether the following is physical or chemical changes.
passing electric current through a heater rod —
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उत्तर
physical change.
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संबंधित प्रश्न
State whether the following is physical or chemical changes.
burning of wood -
State whether the following is physical or chemical changes.
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Tick (√) the correct alternative from the choice given for the following statement
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What is the change?
