Electricity

CBSE Class 10 · Science · 23 past questions

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1. Q10 2025

   An electric kettle is rated 750 W; 220 V. Can this kettle be used in a circuit which has a fuse of current…

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2. Q11 2025

   A wire of length 'l' is gradually stretched so that its length increases to $3l$. If its original resistance…

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