A Diffraction Grating Has 450 Lines Per Mm

question 49

Multiple Choice

A diffraction grating has 450 lines per mm.What is the highest order m that contains the entire visible spectrum from 400 nm to 700 nm?

• A) m = 2
• B) m = 3
• C) m = 4
• D) m = 5
• E) m = 6

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Definitions:

Token Economy

A form of behavior modification that involves rewarding desired behaviors with tokens that can later be exchanged for various rewards.

Operant Conditioning

A learning operation where the modification of behavior power is executed by providing bonuses or admonishments.

Systematic Desensitization

A behavioral therapy technique used to reduce phobias and anxieties through gradual exposure to the feared object or situation.

Behavior Modification

A therapy approach that focuses on changing undesirable behaviors through reinforcement techniques.