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Author Question: Negative temperature coefficients of resistivity A) exist in superconductors. B) do not exist. ... (Read 73 times)

fagboi

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on: Jul 27, 2018
Negative temperature coefficients of resistivity
 
  A) exist in superconductors.
  B) do not exist.
  C) exist in semiconductors.
  D) exist in conductors.

Question 2

An ac signal of a certain frequency is applied to a capacitor. The current leads the voltage by 90.
 
  Indicate whether the statement is true or false


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voltaire123

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Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

TRUE


fagboi

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Reply 2 on: Jul 27, 2018
Excellent

sultana.d

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Reply 3 on: Yesterday
Wow, this really help

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