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प्रश्न
How does the resistivity of an alloy such as constantace depends on temperature.
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उत्तर
The resistivity of an alloy almost remains unaffected with change in tempeature.
संबंधित प्रश्न
Why is the series arrangement not used for domestic circuits?
An electrical appliance has a resistance of 25 Ω. When this electrical appliance is connected to a 230 V supply line, the current passing through it will be:
(a) 0.92 A
(b) 2.9 A
(c) 9.2 A
(d) 92 A
How does the resistance of a wire change when:
its diameter is tripled?
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