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Physics, 20.02.2022 23:30 damianb25

A light wave from a star has a frequency of 6.67 * 100 Hz and a wavelength of 4.50 x 10 to the power of -7 m. The star is 4.00 * 10 to the power of 16 m away from Earth.
Calculate the time it takes light from the star to reach the Earth.

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