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प्रश्न
How does the heat produced by die passage of current in a metallic wire depend on the current in the wire?
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उत्तर
The heat produced is proportional to the square of current passed in the wire.
संबंधित प्रश्न
Which particles are responsible for current in conductors?
Define watt. Write down an equation linking watts, volts and amperes.
Which of the following is likely to be the correct wattage for an electric iron used in our homes?
(a) 60 W
(b) 250 W
(c) 850 W
(d) 2000 W
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