An electron, initially at rest is accelerated through a potential ...

[serike]

An electron, initially at rest is accelerated through a potential difference of 550 V. What is the speed of the electron due to this potential difference?
 
  A) 1.44  106 m/s
  B) 1.59  106 m/s
  C) 6.10  106 m/s
  D) 18.7  106 m/s
  E) 13.9  106 m/s

Question 2

An electron is initially at rest. It is accelerated through a potential difference of 400 V. What is the kinetic energy of this electron?
 
  A) 6.4  10-17 J
  B) 400 J
  C) 0 J
  D) 800 J
  E) 6400 J

[ttt030911]

Answer to Question 1

E

Answer to Question 2

A

[serike]

Excellent

[ecabral0]

TYSM