IIT JAM
Gurmeet singh Asked a Question
November 2, 2020 9:16 pmpts 30 pts
  • IIT JAM
  • Geology (GG)

Sir why b is in answer and what is meaning of option c

Which of the following properties can be determined from a spectrum of a star? (A) Surface temperature (B) Chemical composition (C) Speed perpendicular to my line of sight (D) None AB DB CD BC
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  • Sajan sarthak Best Answer
    A stellar spectrum can reveal many properties of stars, such as their chemical composition, temperature, density, mass, distance, luminosity, and relative motion using Doppler shif...
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  • Sajan sarthak thankyou
    B is in answer because different chemical constituent have different capability of loose radiation in different spectral wavelength of EMR( electro magnetic radiation). and C def...
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