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While emitting light of proper frequency f0, a source moves to the right with speed c/4 relative to reference frame S.A detector, to the left of the source, measures the frequency to be f, which is greater than f0.This means:
Economic Matters
Issues or concerns related to the production, distribution, and consumption of goods and services.
Commercial Speech
Speech done on behalf of a company or individual for the intent of making a profit.
Economic Interests
The concerns or advantages that affect the financial state or wealth of an entity or individual.
Federalism
A system of government where power is divided between a central governing authority and constituent political units, like states or provinces.
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