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Author Question: An electron, initially at rest is accelerated through a potential difference of 550 V. What is the ... (Read 81 times)

serike

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on: Jul 29, 2018
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


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ttt030911

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Reply #1 on: Jul 29, 2018
Answer to Question 1

E

Answer to Question 2

A


serike

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Reply 2 on: Jul 29, 2018
:D TYSM

duy1981999

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Reply 3 on: Yesterday
Wow, this really help

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