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Author Question: A proton (m = 1.7 1027 kg, q = +1.6 1019 C) starts from rest at point A and has a speed of 40 km/s ... (Read 92 times)

Mollykgkg

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on: Jul 28, 2018
A proton (m = 1.7  1027 kg, q = +1.6  1019 C) starts from rest at point A and has a speed of 40 km/s at point B. Only electric forces act on it during this motion. Determine the electric potential difference VB  VA.
 a. +8.5 V
  b. 8.5 V
  c. 4.8 V
  d. +4.8 V
  e. 17 V

Question 2

An electron (m = 9.1  1031 kg, q = 1.6  1019 C) starts from rest at point A and has a speed of 5.0  106 m/s at point B. Only electric forces act on it during this motion. Determine the electric potential difference VA  VB.
 a. 71 V
  b. +71 V
  c. 26 V
  d. +26 V
  e. 140 V


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heinisk01

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Reply #1 on: Jul 28, 2018
Answer to Question 1

b

Answer to Question 2

a


Mollykgkg

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Reply 2 on: Jul 28, 2018
Gracias!

elyse44

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Reply 3 on: Yesterday
Excellent

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