The Doppler effect

The Doppler effect

It is a well-known phenomenon that the sound of an approaching sound source is higher than that of a receding one.

Fizika

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Scenes

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Characteristics of sound waves

This animation explains the most important characteristics of waves through sound waves.

Chengdu J-20 Mighty Dragon (China, 2017)

The Chengdu J-20, also known as Mighty Dragon, is a multiple function stealth fighter aircraft.

Concorde (1969)

Linijski leti prvega potniškega letala, ki je letelo z nadzvočno hitrostjo, so se začeli leta 1976.

How does it work? - Laser

Lasers are devices designed to emit narrow, monochromatic, high-intensity beams of light.

Kako deluje zvočnik?

Zvočnik pretvarja električni signal v zvok s pomočjo elektromagnetne indukcije.

Vlak TGV

Potovalna hitrost vlaka, ki vozi med Parizom in južno Nemčijo, je 320 km/h.

Gravitational waves (LIGO)

Massive accelerating or orbiting bodies cause ripples in spacetime. These are called gravitational waves.

Kako deluje sonar?

Sonar določa položaj z oddajanjem zvoka in sprejemanjem njegovega odboja.

Mali podkovnjak

Netopirji lovijo in se orientirajo s pomočjo ultrazvoka.

Radarski poskus z Luno (Zoltán Bay, 1946)

Leta 1946 je madžarski znanstvenik prvi zaznal odboj radarskih signalov z Lune.

Types of waves

Waves play an extremely important role in many areas of our lives.

Potres

Potres je eden od najbolj uničujočih naravnih pojavov.

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