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![If the Earth moves with a speed v relative to the cosmic microwave background, show that the
effective temperature at an angle 8 relative to the direction of motion is T(0) = T_0[1 + (v/ c) cos €]
because of Doppler shift. If the above "dipole" has a crest (T9=0) to trough (T8=π) amplitude T0=0 -
TO=π = 6.6 mK, estimate v in km s^-1.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Feaed00ab-3a94-4222-bcd8-6aeefbebab90%2Fc3a2fa7f-a050-4334-937e-af1ebfb8864c%2Fzhkfl1o_processed.png&w=3840&q=75)
Transcribed Image Text:If the Earth moves with a speed v relative to the cosmic microwave background, show that the
effective temperature at an angle 8 relative to the direction of motion is T(0) = T_0[1 + (v/ c) cos €]
because of Doppler shift. If the above "dipole" has a crest (T9=0) to trough (T8=π) amplitude T0=0 -
TO=π = 6.6 mK, estimate v in km s^-1.
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