Two Polarizing Films Are Crossed with Their Transmission Axes Making $\theta$

question 3

Multiple Choice

Two polarizing films are crossed with their transmission axes making an angle of $\theta$ = 20° with each other. The vectors that represent the plane-polarized wave train passed by the second polarizing film are

• A) - '
• B) - '
• C) - '
• D) - '
• E) None of these is correct because no light passes through the second disk.

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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Definitions:

Continuously On

Refers to an electrical circuit or device state where power is supplied without interruption, maintaining an active or energized condition indefinitely.

Ladder Rung

A component of a ladder diagram in programmable logic controllers, representing a condition leading to an output action.

XIC Instruction

In programmable logic controllers (PLCs), an "Examine if Closed" instruction that checks if a specific input condition is true or a contact is closed.

XIO Instruction

An instruction in PLC programming that stands for "Examine if Open," used to check if a condition is false.