Multiple Choice
An eclipsing binary will
A) be more luminous than a visual binary.
B) also be observed as a spectroscopic binary.
C) give off most of its light in the infrared.
D) show a constant Doppler shift in its spectral lines.
E) show two stars with variable proper motion.
Correct Answer:
Verified
Correct Answer:
Verified
Q103: In an H-R diagram, stars with the
Q104: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB5757/.jpg" alt=" The concept the picture
Q105: If you hold out your thumb at
Q106: Which are the most common stars, massive
Q107: The star named Circini has the spectral
Q109: Reorder the spectral sequence to include the
Q110: Five stars and their spectral types are
Q111: The larger variation in brightness in an
Q112: Why do molecular bands only occur in
Q113: The most common stars are<br>A)supergiants.<br>B)giants.<br>C)upper (more luminous)