Four identical charges of +20 mu C are placed along the x axis at x =...

Question

Question

Four identical charges of +20 mu C are placed alon

science physics

Answer 1

Answer #1

A) Energy necessary = 8.98 * 10⁹ * 10^-12 * 40 * 20 * (1/1 + 1/2 + 1/3 + 1/4)

= 14.97 J

B) magnitude of electric force = 8.98 * 10⁹ * 10^-12 * 40 * 20 * (1/1² + 1/2² + 1/3² + 1/4²)

= - 10.227 N ( towards - X direction)

Answer 2

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