If 300mA current passes through a lamp, how many electrons will pass through it in 1 minute?
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Answer:
I = Q/ t
300 * 10⁻³ = Q / 60
Q = 18 coulomb
charge of one electron is 1.6 × 10⁻¹⁹ c
no . of electrons = 18 / 1.6 ×10⁻¹⁹ c
Explanation:
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