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Evgen [1.6K]
3 years ago
14

At what distance from a point charge of 8.0 μC would the electrical potential be 4.8 × 104 V? (ke = 8.99 × 109 N⋅m2/C2)

Engineering
1 answer:
kotegsom [21]3 years ago
5 0

Answer:

1.498 m

Explanation:

Electric potential due to a point charge V = K × Q / r

4.8 × 10 ⁴ V = 8.99 × 10⁹ N.m²/C² × 8 × 10⁻⁶ C / r

r = 8.99 × 10⁹ N.m²/C² × 8 × 10⁻⁶ C / 4.8 × 10 ⁴ V = 1.498 m

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