If an electron is accelerated from rest through a potential difference of 300 V,find its approximate speed at the end of this process.(e = 1.6 × 10−19 C;me = 9.1 × 10−31 kg)
A) 2.5 × 107 m/s
B) 2.1 × 107 m/s
C) 1.0 × 107 m/s
D) 1.4 × 107 m/s
Correct Answer:
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