I The filament of bulb draws
a current of 0.4 ampere calculate
the amount of charge flowing through
the filament if the bulb glows for
2hrs Also calculate no of elec
tron
A = 2880 C A = 1.8 x 102
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Answer:
Explanation:
Current,I=0.4A
time,t=3h=3×60×60s=10800s
charge,Q=?
we know that
I=Q÷t
Q=it
Q=0.4a×10800s=4320c
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