Which type of main-sequence star is the most luminous?
A. Low mass (red dwarf).
B. Medium-mass (sunlike).
C. Massive.
D. (This property does not depend on mass.)
Answer:C
Which type of main-sequence star is the most luminous?
A. Low mass (red dwarf). B. Medium-mass (sunlike). C. Massive. D. (This property does not depend on mass.)