In the equation mv²r = e²/(4πε₀), if m, r, and ε₀ are known, how can the velocity v be calculated? - ATOMS AND NUCLEI Quiz | GKFix.in

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In the equation mv²r = e²/(4πε₀), if m, r, and ε₀ are known, how can the velocity v be calculated?

A. v = √[e²/(4πε₀mr)]
B. v = e²/(4πε₀mr)
C. v = e/(4πε₀mr)
D. v = √[e/(4πε₀mr)]

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