After they leave the main sequence,what happens to stars with masses between 0.4 and 4 solar masses?
A) They undergo thermonuclear fusion of hydrogen and helium, but never get hot enough to ignite carbon.
B) They undergo thermonuclear fusion of hydrogen, but never get hot enough to ignite helium.
C) They produce type-I supernovae after they exhaust their nuclear fuels.
D) They produce type-II supernovae after they exhaust their nuclear fuels.
Correct Answer:
Verified
Q23: Where is synchrotron radiation produced?
A)in planetary nebulae
B)in
Q24: Why can't massive stars generate energy through
Q25: What is a white dwarf composed of?
A)hydrogen
Q26: What does the Chandrasekhar-Landau limit tell us?
A)Accretion
Q27: Why can't the lowest mass stars become
Q29: When does a type-II supernova occur?
A)when a
Q30: Which of the following is almost always
Q31: What is a planetary nebula?
A)the expelled outer
Q32: What produces synchrotron radiation?
A)objects with temperatures below
Q33: 
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