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Author Question: Consider some material that has been cooled until it has become a superconductor. If it is cooled ... (Read 179 times)

c0205847

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on: Jul 28, 2018
Consider some material that has been cooled until it has become a superconductor. If it is cooled even further its resistance will:
 a. stay constant and non-zero.
  c. decrease.
  b. increase.
  d. None of these choices.

Question 2

A piece of aluminum has density 2.70 g/cm3 and mass 834 g. The aluminum is submerged in a container of oil of density 0.650 g/cm3 . A spring balance is attached with string to the piece of aluminum. What reading will the balance register in grams (g) for the submerged metal?
 a. 960 g
  c. 588 g
  b. 633 g
  d. 190 g


manuelcastillo

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

D

Answer to Question 2

B


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c0205847

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Reply #2 on: Jul 28, 2018
Thanks


manuelcastillo

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Reply #3 on: Jul 28, 2018
Welcome :)


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