A $60\, watt$ bulb carries a current of $0.5\, amp$. The total charge passing through it in $1$ hour is ............ $coulomb$
A$3600$
B$3000$
C$2400 $
D$1800$
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D$1800$
d (d) Charge $q = it = 0.5\,A \times 3600\,\sec = 1800\,\,culoumb$
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