PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free Demo1. When a glass rod is rubbed with silk cloth, both get charged.
a. The free in a glass rod are transmitted to the silk material when it is rubbed with it.
b. The glass rod has an electron shortage and hence obtains a .
2. When a comb is rubbed with dry hair, it attracts small bits of paper.
a. When a comb is scraped against hair, it absorbs electrons and becomes negatively charged .
b. The electrons clump together on the .
3. When you touch the metal disc of an electroscope with a charged glass rod, the metal leaves get diverged.
a. The leaf of the electroscope is made up of .
b. The metal leaves get diverged indicates the presence of .