What is used to transfer electrical charges from one body to another?
Metallic conductors are used to transfer electrical charges from one body to another.
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What is used to transfer electrical charges from one body to another?
Metallic conductors are used to transfer electrical charges from one body to another.
When a glass rod is rubbed with a piece of silk cloth the rod
Write T against true and F against false in the following statements:
Like charges attract each other.
Write T against true and F against false in the following statements:
A charged glass rod attract a charged plastic straw.
Lightning conductor cannot protect a building from lightning.
Write T against true and F against false in the following statements:
Earthquakes can be predicted in advance.
Sometime, a crackling sound is heard while taking off sweater during winters. Explain.
Explain why a charged body loses its charge if we touch it with our hand.
Name the scale on which the destructive energy of an earthquake is measured. An earthquake measures 3 on this scale. Would it be recorded by a seismograph? Is it likely to cause much damage?
Suggest three measures to protect ourselves from lightning.
Explain why a charged balloon is repelled by another charged balloon whereas an uncharged balloon is attracted by another charged balloon?
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