The luminosity of a star is:
A) its apparent magnitude.
B) the total energy emitted at all wavelengths toward Earth.
C) the total energy emitted at all wavelengths into all space from its whole surface.
D) the total energy emitted by the star within the sensitive range of the eye, in the so-called V filter band.
Correct Answer:
Verified
Q22: Suppose that, at night, the brightness of
Q23: The intensity of sunlight per square meter
Q24: What is the intensity of sunlight per
Q25: If Mercury is at 0.4 au, the
Q26: Which of the following statements is TRUE
Q28: The luminosity of a star is:
A)the energy
Q29: A luminosity function is a plot of
Q30: Figure 17-5 shows a typical luminosity function.
Q31: The absolute magnitude of the Sun is
Q32: The absolute magnitude of the Sun
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents