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Fyzika

Porovnejte rychlost šíření světla a zvuku ve vodě (c opt = 225 000 km × s-1, c akust = 1 500 m × s-1) rychlost zvuku je přibližně:

Porovnejte rychlost šíření světla a zvuku ve vodě (c opt = 225 000 km × s^-1, c akust = 1 500 m × s^-1) rychlost zvuku je přibližně: