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प्रश्न
‘A fuse is rated 8 A’. can it be used with an electrical appliance of rating 5kW, 200V?
उत्तर
The safe limit of current which can flow through the electrical appliance is I = P/V = 5000/200
= 25 A; which is greater than 8 A. So, such fuse cannot be used.
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संबंधित प्रश्न
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