A Monochromatic Point Like Light Source Emits 1

question 40

Multiple Choice

A monochromatic point like light source emits 1.50 W of electromagnetic power uniformly in all directions.The Poynting vector in a point situated at 0.750 m from the source is

• A)0.212 W/m².
• B)0.119 W/m².
• C)0.367 W/m².
• D)0.0578 W/m².
• E)0.437 W/m².

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Definitions:

Subject

Represents the entity or topic that is being discussed, analyzed, or used as the focus of a sentence, study, or research.

Proposition

A declarative sentence that is either true or false and states a fact or claim about the world.

Baptist

Refers to a member of a Christian denomination known for its belief in baptism solely of adult believers by full immersion.

Predicate

In logic, it is the part of a sentence or formula that tells something about the subject or assigns a property to the subject.