A current of 5 a is flowing through a wire for 193 s. calculate the number of ions
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Current (i) is given by the formula
i = nQ/t
Where
n : Number of charged particles
Q : Charge of the particle (1.6 × 10⁻¹⁹ C for electron)
t : Time
n = it / Q
= 5 A × 193 s / (1.6 × 10⁻¹⁹ C)
= 6.03125 × 10²¹
∴ 6.03125 × 10²¹ charged particles are flowing through the wire.
i = nQ/t
Where
n : Number of charged particles
Q : Charge of the particle (1.6 × 10⁻¹⁹ C for electron)
t : Time
n = it / Q
= 5 A × 193 s / (1.6 × 10⁻¹⁹ C)
= 6.03125 × 10²¹
∴ 6.03125 × 10²¹ charged particles are flowing through the wire.
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