Question

An electron at rest is accelerated through a potential difference of 200 V. If the specific charge of the electron is 1.76 x 10¹¹ Ckg¹, the velocity acquired by the electron is

1) 8.4 x105 ms-¹
2) 8.4 x10 ms
3) 4.2 x105 ms ¹
-1 4) 4.2 x106ms-¹​

Answer 1

Answer:

refer the attachment

Explanation:

refer this above picture

Answer 2

the velocity acquired by electron is =8.4×10^6 m/s