PUMPA - SMART LEARNING

எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1. In an electroscope, if a negatively charged body is brought in contact with the metal clip, the strips of the electroscope diverge. If now another charged object carrying an equal amount of positive charge is brought in contact with the clip, what will happen?
 
If a positively charged object is brought in contact with the metal clip of an electroscope, the negative charge provided earlier to the clip will be  and the diverged strips .
 
2. Explain how does lightning conductor protect a building from getting struck by lightning.
 
Lightning conductor  charges to accumulate on a building and  all the charges to the earth. This helps to protect the building from being struck by lightning.