Solution Found!
Stars other than our sun normally appear featureless when
Chapter 16, Problem 20DQ(choose chapter or problem)
Stars other than our sun normally appear featureless when viewed through telescopes. Yet astronomers can readily use the light from these stars to determine that they are rotating and even measure the speed of their surface. How do you think they can do this?
Questions & Answers
QUESTION:
Stars other than our sun normally appear featureless when viewed through telescopes. Yet astronomers can readily use the light from these stars to determine that they are rotating and even measure the speed of their surface. How do you think they can do this?
ANSWER:Solution 20DQ By stellar rotation, we check the spectral lines observed from a star. These spectral lines give the exact information about the constituents of the star, the rotational speed and many things. The rate of rotation of a star cre