Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN: 9780134746241
Author: Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher: PEARSON
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Question
5. If the extinction in the infra-red K-band (filter central wavelength = 2.13 micrometers) is 10-times less than it is in the optical V-band (filter central wavelength 550 nm), what affect would a cloud with Av 2 have on the flux density observed in V and K if the star's intrinsic V-band apparent magnitude is 15? = =
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Transcribed Image Text:5. If the extinction in the infra-red K-band (filter central wavelength = 2.13 micrometers) is 10-times less than it is in the optical V-band (filter central wavelength 550 nm), what affect would a cloud with Av 2 have on the flux density observed in V and K if the star's intrinsic V-band apparent magnitude is 15? = =
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