Light Passes Through Three Ideal Polarizing Sheets

question 59

Short Answer

Light passes through three ideal polarizing sheets. Unpolarized light enters the first sheet and the resultant vertically polarized beam continues through the second sheet and third sheet. The second sheet has its transmission axis at 50° with respect to the first sheet, and the third sheet is at 70° with respect to the first sheet.
(a) What percent of the original intensity emerges from filter #1?
(b) What percent of the original intensity emerges from filter #2?
(c) What percent of the original intensity emerges from filter #3?

Understand the physiological basis and treatment options for phantom limb pain.

Acknowledge the potential for addiction in the use of opiates for pain management.

Understand the differences between behavior modification techniques and cognitive therapy in pain management.

Recognize the effectiveness and limitations of analgesic drugs, including opiates and antidepressants, in controlling pain.

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Definitions:

Conscious Awareness

Pertains to the state of being aware of one's thoughts, feelings, and environment in the present moment.

Automatic Behavior

Actions performed with little to no conscious thought, often due to habits or innate reflexes.

Compulsive Craving

An uncontrollable and intense desire for a particular substance or experience, often associated with addiction.

Addiction

Compulsive drug craving and use, despite adverse consequences.