A Diffraction Grating Has 5000 Lines Per Centimeter and Is

question 53

Multiple Choice

A diffraction grating has 5000 lines per centimeter and is 1.5 centimeters wide.When radiation is incident upon the grating a second-order maximum is observed at an angle of 37º.The wavelength of this light is

• A)400 nm
• B)600 nm
• C)900 nm
• D)1200 nm
• E)2400 nm

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Definitions:

Cognitive-Behavioral Therapies

A group of therapeutic approaches that identify and challenge negative thoughts and behaviors to improve emotional regulation and personal coping strategies.

Intrusive Thoughts

Unwanted and often distressing thoughts or images that suddenly appear in mind, a common feature in various forms of anxiety and OCD.

Rebound Anxiety

An increase in anxiety symptoms that can occur after discontinuing a medication that was suppressing anxiety.

Benzodiazepines

A class of psychoactive drugs used primarily for treating anxiety, but also used as sedatives, muscle relaxants, and to prevent seizures.