Physics - Wave on String Question with Solution | TestHub

PhysicsWave on StringWavesMedium2 minQB

PhysicsMediumsingle choice

Light from a galaxy is observed with a wavelength 4% longer than its emitted wavelength. The galaxy is:

Answer:

Solution:

Red shift means receding. $v = 0.04 \times 3 \times 1 0^{8} = 1.2 \times 1 0^{7}$ m/s.

Stream:JEESubject:PhysicsTopic:Wave on StringSubtopic:Waves

⏱ 2mℹ️ Source: QB

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