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You set two parallel slits 0.1 mm apart at a distance of 2 m from a screen and illuminate them with light of wavelength 450 nm.The distance between a bright spot in the interference pattern and the dark spot adjacent to it is
Explicit Benefit-reduction Rate
The specified rate at which benefits decrease as income or other factors change, often related to welfare policies.
Incidence of Poverty
The proportion or rate of a population living below the poverty line, indicating the extent of poverty in a given area.
Married-couple Families
Families consisting of a husband and wife as the main household members, possibly with children.
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