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CBSE Class 9 Answered

please explain
Asked by pcoolboy | 30 Oct, 2009, 07:38: PM
answered-by-expert Expert Answer

As soon as a light bulb is switched off , the current supply is cut off and no current passes through the filament due to which the filament stops glowing and we do not see the light energy. As far as heat energy is concerned , it gets dissipated to the surroundings.

Answered by | 30 Oct, 2009, 09:49: PM

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CBSE 9 - Physics
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