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Author Question: At very low temperatures the resistivity of some materials becomes zero as indicated by high ... (Read 33 times)

jjjetplane

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on: Jul 29, 2018
At very low temperatures the resistivity of some materials becomes zero as indicated by high precision measurements. This phenomenon is known as
 
  A)
 
  supercapacitance.
  B)
 
  superconductivity.
  C)
 
  BSCCO.
  D)
 
  superresistivity.
  E)
 
  supraresistivity.

Question 2

What is the rotational inertia (moment of inertia) of a 12-kg uniform rod, 0.30 m long, rotating about an axis perpendicular to the rod and passing through the center of the rod?
 
  A)
 
  0.27 kgm2
 
  B)
 
  0.18 kgm2
 
  C)
 
  0.090 kgm2
 
  D)
 
  0.54 kgm2
 
  E)
 
  0.36 kgm2


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bblaney

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

B

Answer to Question 2

C


jjjetplane

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Reply 2 on: Jul 29, 2018
Gracias!

kilada

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Reply 3 on: Yesterday
Excellent

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