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JEE Main 2017 Physics question

PhysicsWavesJEE Main 2017

An observer is moving with half the speed of light towards a stationary microwave source emitting waves at frequency 10 GHz. What is the frequency of the microwave measured by the observer ? (speed of light = )

Answer: (C)

Solution

Relativistic Doppler effect for approach: \sqrtExtra open brace or missing close brace{\frac${1 +

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Question ID VK-008950