The current flowing through a wire is 9 amperes and the resistance is7ohms and for 1minute, find the heat loss in k cal.
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hey!!!
here is u r answer!!!
_____________________________--------------------
h= (I)2RT
(9)*2×7×60/4.2 ×1000
81 ×7×60/4.2×1000
8.1kcal.
ok help u..
here is u r answer!!!
_____________________________--------------------
h= (I)2RT
(9)*2×7×60/4.2 ×1000
81 ×7×60/4.2×1000
8.1kcal.
ok help u..
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