An electron is accelerated through a potential difference of 45.5 V . The velocity acquired by it is (in m s - 1 ⁡ )

Question

An electron is accelerated through a potential difference of 45.5 V . The velocity acquired by it is (in m s - 1 ⁡ ), 4 × 1 0 6, 4 × 1 0 4, 1 0 6, zero

MARKS App · Accepted Answer

If an electron is accelerated through a potential difference of V then its velocity is v = 2 e V m v = 2 × 1.6 × 1 0 - 19 × 45.5 9.1 × 1 0 - 31 v = 4 × 1 0 6 m s - 1

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