How did christian doppler discover the doppler effect

Austrian mathematician and physicist (–)

Christian Andreas Doppler (; German:[ˈkʁɪstiaːnˈdɔplɐ]; 29&#;November &#;&#; 17&#;March )^[1] was an Austrian mathematician and physicist.

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What did christian doppler discover

Christian doppler biography

He formulated the principle – now known as the Doppler effect – that the observed frequency of a wave depends on the relative speed of the source and the observer.

Biography

Early life and education

Doppler was born in Salzburg (today Austria) in Doppler was the second son born to Johann Evangelist Doppler and Theresia Seeleuthner (Doppler).

Doppler's father, Johann Doppler, was a third-generation stone mason in Salzburg.^[2] As a young boy, Doppler showed promise for his family's trade.^[3] However, due to his weak health, Doppler's father encouraged him instead to pursue a career in business.

Doppler started elementary education at the age of ^[4] After completion, he moved on to secondary education at a school in Linz.