An electron (mass 9.11×10⁻³¹ kg) has 10 keV energy. Its speed is approximately: - WORK, ENERGY, AND POWER Quiz | GKFix.in

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Question

An electron (mass 9.11×10⁻³¹ kg) has 10 keV energy. Its speed is approximately:

A. 5.93×10⁵ m/s
B. 5.93×10⁶ m/s
C. 5.93×10⁷ m/s
D. 5.93×10⁸ m/s