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NCERT EXEMPLAR-ELECTRIC CURRENT AND ITS EFFECTS -SHORT ANSWER QUESTIONS
- Can we use the same fuse in a geyser and a television set? Explain.
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- Name two electric devices for each where (i) heating effect of current...
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- Why do we cover plug pin holes which are within the reach of children ...
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- Boojho made an electromagnet by winding 50 turns of wire over an iron ...
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