[Answered] Liquid Crystal Displays (LCDs) depend upon which of the following for their operation? A) ...

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Author Question: Liquid Crystal Displays (LCDs) depend upon which of the following for their operation? A) ... (Read 34 times)

abarnes

Hero Member
Posts: 556

on: Jul 27, 2018

Liquid Crystal Displays (LCDs) depend upon which of the following for their operation?

A) coherence
B) polarization
C) diffraction
D) dichroism
E) thin film interference

Question 2

American power plants usually supply 120. volts AC:

(a) at what frequency?
(b) at what maximum voltage?

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nyrave

Sr. Member
Posts: 344

Reply #1 on: Jul 27, 2018

Answer to Question 1

B

Answer to Question 2

(a) 60. Hz
(b) 170. volts if rms = 120. V

abarnes

Hero Member
Posts: 556

Reply #2 on: Jul 27, 2018

nyrave

Sr. Member
Posts: 344

Reply #3 on: Jul 27, 2018

You're welcome

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