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What will happen when two clouds with un...

What will happen when two clouds with unlike charges approach each other?

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Frictional electricity The electricity developed in bodies when they are rubbed with each other is called frictional electricity. There are two kinds of charges, namely positive and negative. Like charges repel each other and unlike charges attract each other. when a glass rod is rubbed with silk cloth, glass rod becomes positively charged are silk acquires the same amount of negative charge. the concept of positive and negatice charges was introduced by Benjamin Franklin. The charge is always quantised and conserved in a system. A body can be negatively charged by

Frictional electricity The electricity developed in bodies when they are rubbed with each other is called frictional electricity. There are two kinds of charges, namely positive and negative. Like charges repel each other and unlike charges attract each other. when a glass rod is rubbed with silk cloth, glass rod becomes positively charged are silk acquires the same amount of negative charge. the concept of positive and negatice charges was introduced by Benjamin Franklin. The charge is always quantised and conserved in a system. Sure test of electrification is

MBD-SOME NATURAL PHENOMENA-EXAMPLE
  1. How many types of charges are there?

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  2. Why does a plastic comb rubber in hair attract small bits of paper?

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  3. What will happen when two clouds with unlike charges approach each oth...

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  4. Is our body a conductor or an insulator.

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  5. What makes a baloon stretch as it filled with air?

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  6. Why does the paper strip open up when touched with a charged rod?

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  7. Why are we advised not be under a tree, if we are in the open during a...

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  8. Why are tall building provided with metallic rods, running from the to...

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  9. What do you mean when we say that a body is electrically charged or el...

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  10. Write a short note on Tsunami.

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  11. Write down the uses of electroscope.

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  12. What is electric discharging (lightning)?

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  13. Write two examples of electric discharge which are used to ignite the ...

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  14. What are natural phenomena ?

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  15. What are cyclones? Write effects and reasons caused by it.

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  16. Give an experiment to show that when two bodies are rubbed together, t...

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  17. What is lighting?

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  18. What safety measures should we take to prevent damage caused by lighti...

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  19. Discuss the construction and working of a lighting conductor.

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  20. Suppose you are outside your home and an earthquake strikes. What prec...

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