The filament of electric bulb draces a current of 0.4 ampere .Calculate the amount of charge flowing through the filament if the bulb glow for 2 hours .Also calculate number of electons pass?
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Answer:
Explanation:
current = 4/10 A
time = 2 hrs = 7200sec
charge = time * current
= 7200*4/10
=2880 C
no. of electrons = charge / electronic charge
= 2880/1.6*10¹⁹
=1.8 * 10¹⁶
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