PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoTake a torch and look inside its bulb. You can also take out the bulb with the help of your teacher.
What do you notice? Do you find a thin wire fixed in the middle of the glass bulb?
, a thin wire fixed in the middle of the glass bulb.
Now switch the torch on and observe which part of the bulb is glowing.
A present inside the bulb is glowing. It is made of gives light when electricity flows through the bulb.
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