An Ideal Polarizer with Its Transmission Axis Rotated 30° to the Vertical

question 26

Multiple Choice

An ideal polarizer with its transmission axis rotated 30° to the vertical is placed in a beam of unpolarized light of intensity 10 W/m².After passing through the polarizer,what is intensity of the beam?

• A)2.5 W/m²
• B)5.0 W/m²
• C)8.7 W/m²
• D)7.5 W/m²
• E)10 W/m²

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Definitions:

Perceptions

The process of organizing, interpreting, and giving meaning to the sensory information we receive from the environment.

Hypothalamus

A region of the brain below the thalamus, coordinating both the autonomic nervous system and the activity of the pituitary, controlling body temperature, hunger, thirst, fatigue, sleep, and circadian cycles.

Sleep-Wakefulness Cycle

The circadian rhythm that regulates periods of sleep and wakefulness over a 24-hour period.

Mediumship

The practice of purportedly mediating communication between spirits of the dead and living human beings.