Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Physics Waves Doppler effect

For a specific wavelength of 670 nm of light from a galaxy moving with velocity ν, the observed wavelength is 670.7 nm. The value of ν is:

1

3 × 108 ms–1

2

3 × 1010 ms–1

3

3.13 × 105 ms–1

4

4.48 × 105 ms–1

5

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