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Author Question: When a superconductor's temperature drops below the critical temperature, its resistance: a. equals ... (Read 67 times)

clmills979

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on: Jul 28, 2018
When a superconductor's temperature drops below the critical temperature, its resistance:
 a. equals that of a semiconductor of equal dimensions.
  b. drops to zero.
  c. reduces to one half.
  d. increases by two.

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 (oil's density = 0.650 g/cm3). How much oil does the metal displace?
 a. 287 cm3
  c. 232 cm3
  b. 309 cm3
  d. 1125 cm3


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josephsuarez

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

B

Answer to Question 2

B


clmills979

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Reply 2 on: Jul 28, 2018
:D TYSM

xiazhe

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Reply 3 on: Yesterday
Excellent

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