Two Nearly Equal Wavelengths of Light Are Incident on an N

question 66

Multiple Choice

Two nearly equal wavelengths of light are incident on an N slit grating.The two wavelengths are not resolvable.When N is increased they become resolvable.This is because:

• A)more light gets through the grating
• B)the lines get more intense
• C)the entire pattern spreads out
• D)there are more orders present
• E)the lines become more narrow

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Definitions:

Gratification

Gratification is the pleasure or satisfaction obtained from achieving something desired or fulfilling a need.

Delay of Gratification

The ability to resist the temptation for an immediate reward and wait for a later reward.

Food Rewards

Incentives, often edible, used to motivate or reinforce desired behavior in both humans and animals.

Demographic Statistics

Data that relates to the structure of populations, such as age, race, gender, income, and education.