[Answered] Negative temperature coefficients of resistivity A) exist in superconductors. B) do not exist. ...

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Author Question: Negative temperature coefficients of resistivity A) exist in superconductors. B) do not exist. ... (Read 44 times)

fagboi

Hero Member
Posts: 535

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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Marked as best answer by a Subject Expert

voltaire123

Sr. Member
Posts: 301

Reply #1 on: Jul 27, 2018

Answer to Question 1

C

Answer to Question 2

TRUE

fagboi

Member
Posts: 535

Reply 2 on: Jul 27, 2018

Gracias!

Bigfoot1984

Member
Posts: 321

Reply 3 on: Yesterday

Great answer, keep it coming

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