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Fuse of 3A, 5A and 10A are available. Calculate and select the fuse for operating electric iron of 1 kW power at 220 V line. |
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Answer» Solution :Power rating of electric IRON =1 kW = 1000 W V= 220 V P = VI `I =(P)/(V)= (1000)/(220)` = 4.55 A Hence, a FUSE of rating 5 A can be USED because it can bear the CURRENT. |
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