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The instant at which a bulb is switched...

The instant at which a bulb is switched on, its power is maximum , then it decreases to a steady value . Explain.

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Tmperature dependent of resistance.
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AAKASH INSTITUTE ENGLISH-CURRENT ELECTRICITY-Try Yourself
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  7. Potential difference across AB in the network shown in figure.

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  15. The current l in the circuit shown below is

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  17. In the network shown , find the resistance across AB.

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