High-energy Astrophysics MCQs with Answers

What is the name of the process by which neutron stars merge to produce gravitational waves and gamma-ray bursts?

What is the name of the boundary between the accretion disk and the central object in an active galactic nucleus?

What is the name of the process by which matter falling into a black hole releases a tremendous amount of energy in the form of radiation?

What is the primary source of energy in a pulsar?

Which of the following is a potential source of ultra-high-energy cosmic rays?

Which of the following is a possible explanation for the acceleration of the expansion of the universe?

Which type of high-energy radiation has the shortest wavelength?

What is the name of the remnant left behind after a massive star undergoes a supernova explosion?

What is the name of the process by which a black hole emits radiation due to quantum effects near its event horizon?

What is the name of the process by which two white dwarfs merge, resulting in a supernova explosion?

Which of the following is a potential source of gravitational waves?

What type of radiation is produced when cosmic rays interact with the Earth's atmosphere?

What is the primary source of energy in a magnetar?

What is the name of the boundary surrounding a black hole beyond which no light or matter can escape?

What type of star is thought to end its life cycle in a Type Ia supernova explosion?

What is the primary source of energy in a quasar?

Which of the following particles is not commonly detected in cosmic rays?

What is the name of the process by which a massive star collapses under its own gravity, resulting in a supernova explosion?

Which of the following is a potential source of high-energy neutrinos in the universe?

What phenomenon occurs when matter falls into a black hole, emitting intense radiation before crossing the event horizon?

What is the primary mechanism responsible for the acceleration of cosmic rays in supernova remnants?

What is the name of the phenomenon where light is bent by the gravitational field of a massive object, such as a galaxy or cluster of galaxies?

What type of radiation is emitted during gamma-ray bursts?

Which of the following is a possible explanation for the excess of matter over antimatter in the universe?

Which of the following is a potential source of high-energy cosmic rays?

What is the primary mechanism for the acceleration of cosmic rays to ultra-high energies?

What is the primary mechanism responsible for the heating of the solar corona to temperatures much higher than the surface of the Sun?

What is the primary mechanism by which black holes lose mass over time?

What is the name of the process by which a neutron star emits beams of electromagnetic radiation as it rotates?

What is the name of the process by which a massive star collapses into a black hole without producing a supernova explosion?

Which type of high-energy particle has the highest mass?

Which of the following is a proposed source of fast radio bursts (FRBs)?

What is the primary mechanism by which black holes emit jets of particles perpendicular to their accretion disks?

Which type of black hole is thought to exist at the center of most galaxies?

What is the name of the boundary between the heliosphere and interstellar space?

What is the primary source of energy in a gamma-ray burst?

What is the process by which a star converts hydrogen into helium, releasing energy in the form of light and heat?

What is the primary source of energy in most active galactic nuclei?

What is the primary method used to detect extrasolar planets?

Which of the following is a potential candidate for the nature of dark matter?