A 3.0-V potential is attached to a 1000-$\Omega$ resistor. The number of electrons that pass through the wire in one hour is A) 7.7 $\times$ 10¹⁹. B) 6.7 $\times$ 10¹⁹. C) 5.7 $\times$ 10¹⁹. D) 4.7 $\times$ 10¹⁹.

Question

Quizplus · Accepted Answer

First, calculate the current using Ohm's Law: I = V/R = 3V/1000Ω = 0.003A. Then, find the total charge: Q = I × t = 0.003A × 3600s = 10.8C. Finally, calculate the number of electrons: number of electrons = Q/e = 10.8C / 1.6 × 10^-19C/electron ≈ 6.7 × 10^19 electrons.

A 30-V Potential Is Attached to a 1000- Ω\OmegaΩ Resistor the Number of Electrons That Pass Through the Wire

A 30-V Potential Is Attached to a 1000- $\Omega$ Resistor the Number of Electrons That Pass Through the Wire