Understanding the Doppler Effect: Using c-v0, c+v0, c+Vs, c-Vs

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SUMMARY

The discussion focuses on the Doppler Effect, specifically the application of the formulas c-v0, c+v0, c+Vs, and c-Vs. Participants clarify that when the source is moving away from the observer, the frequency decreases, resulting in a positive value in the formula. Conversely, when the source approaches the observer, the frequency increases, leading to a negative value. The key takeaway is understanding the direction of motion relative to the observer to correctly apply these formulas.

PREREQUISITES
  • Understanding of wave mechanics
  • Familiarity with the speed of sound (c)
  • Knowledge of relative velocity concepts
  • Basic algebra for manipulating formulas
NEXT STEPS
  • Study the mathematical derivation of the Doppler Effect formulas
  • Explore real-world applications of the Doppler Effect in astronomy
  • Learn about sound wave propagation in different media
  • Investigate the impact of relative motion on wave frequency
USEFUL FOR

Students of physics, educators teaching wave mechanics, and professionals in fields like acoustics and astronomy will benefit from this discussion on the Doppler Effect.

k121212
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can someone pleasezz explain the dopplers effect

n when to use the c-v0 , c+v0 ,c +Vs ,c-Vs

etc etc in the formula in the pic


thnx a lot in advance
 

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k121212 said:
can someone pleasezz explain the dopplers effect

n when to use the c-v0 , c+v0 ,c +Vs ,c-Vs

etc etc in the formula in the pic


thnx a lot in advance
When in doubt, think about only one velocity being other than zero. Source moving away, frequency drops- positive. Source moving toward you, frequency rises- negative, You move toward source, frequency rises- positive. You move away from source, frequency drops- negative.
 

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