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What type of electric charge is acquired...

What type of electric charge is acquired by a rubber ballon when rubbed with a woollen cloth ?

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LAKHMIR SINGH & MANJIT KAUR-SOME NATURAL PHENOMEAN-EXERCISE
  1. What kind of electric charge is acquired : by a glass rod rubbed wit...

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  2. What kind of electric charge is acquired : by a plastic comb rubbed ...

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  3. What type of electric charge is acquired by a rubber ballon when rubbe...

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  4. A negative charged object attracts another charge object placed near i...

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  5. A positively charged object repels another charged object kept close t...

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  6. A negatively charged object repels another charged object held near it...

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  7. A glass rob is rubbed with a silk cloth. What type of charge is acquir...

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  8. A glass rob is rubbed with a silk cloth. What type of charge is acquir...

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  9. An inflated rubber ballon and a woollen cloth are rubbed together. Wha...

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  10. An inflated rubber ballon and a woollen cloth are rubbed together. Wha...

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  11. Name the device to detect electric charge on a body.

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  12. When an object is touched with the metal top of an electroscope, its a...

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  13. What is the name given to those applications that combine text, sound,...

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  14. Why should a person not stand under a tree during a thunderstorm ?

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  15. Name the device which is used to protect a tall building from lightnin...

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  16. What name is given to the phenomenon in which the earth shakes suddenl...

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  17. Name one destructive natural phenomenon which cannot be predicted in a...

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  18. List three states in India where earthquakes are more likely to occur...

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  19. Name the instrument used to measure and record an earthquake.

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  20. What was the magnitude of Bhuj and Kashmir earthquakes on the Richter ...

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