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Author Question: Two long parallel wires carry currents of 5.0 A and 8.0 A in the opposite direction. The wires are ... (Read 136 times)

drink

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on: Jul 29, 2018
Two long parallel wires carry currents of 5.0 A and 8.0 A in the opposite direction. The wires are separated by 0.30 m. Find the magnetic force per unit length between the two wires.
 
  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

Question 2

Physicists today consider the Bohr model of the atom to be
 
  A) an accurate picture of a hydrogen atom.
  B) totally useless  of historical interest only.
  C) oversimplified, but nevertheless useful.


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millet

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

A

Answer to Question 2

Answer: C


drink

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Reply 2 on: Jul 29, 2018
Gracias!

komodo7

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Reply 3 on: Yesterday
Wow, this really help

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