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Author Question: A proton and an electron are released from rest, with only the electrostatic force acting. Which of ... (Read 83 times)

Pineappleeh

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on: Jul 29, 2018
A proton and an electron are released from rest, with only the electrostatic force acting. Which of the following statements must be true about them as they move toward each other? (There could be more than one correct choice.)
 
  A) Their acceleration keeps decreasing.
  B) Their kinetic energy keeps increasing.
  C) Their electric potential energy keeps decreasing.
  D) Their kinetic energy keeps decreasing.
  E) Their electric potential energy keeps increasing.

Question 2

Two long parallel wires that are 0.30 m apart carry currents of 5.0 A and 8.0 A in the opposite direction. Find the magnitude of the force per unit length that each wire exerts on the other wire and indicate if the force is attractive or repulsive.
 
  (0 = 4  10-7 T  m/A)
  A) 2.7  10-5 N repulsive
  B) 7.2  10-5 N repulsive
  C) 3.4  10-5 N attractive
  D) 2.7  10-5 N attractive
  E) 7.2  10-5 N attractive
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Jadwiga9

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Reply #1 on: Jul 29, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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Pineappleeh

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Reply 2 on: Jul 29, 2018
Wow, this really help

atrochim

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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