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Electromagnetic waves and measures a frequency

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Reference no: EM131059998

A source emits electromagnetic waves of frequency fs. An observer is moving toward the source (the arrow indicates the direction of motion). The observer detects the emitted electromagnetic waves and measures a frequency fo. Which statement is correct?

A. fs< fo

B. fs> fo

C. fs= fo

D. Not enough information

Reference no: EM131059998

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