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A light source approaches the observer with velocity 0.8 c. Find the Doppler shift for the light of wavelength 5500 Å.

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A light source approaches the observer with velocity 0.8 c. Find the Doppler shift for the light of wavelength 5500 Å.

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Given: λ = 5500 Å , v = 0.8 c

To find: Doppler shift (∆ λ)

= 1833.33

\(\therefore\) Doppler Shift = 5500 – 1833.33 ≈ 3667 Å

The doppler shift in wavelength is 3667 Å.

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