50 Score: 0 Attempted: 0/50 Subscribe 1. Stellar dynamics is primarily concerned with the study of? (A) Nuclear fusion in stars (B) Motion of stars under mutual gravity (C) Planetary orbits (D) Chemical composition of stars 2. The Virial Theorem relates? (A) Kinetic and potential energy in a gravitational system (B) Temperature and luminosity of … Read more
50 Score: 0 Attempted: 0/50 Subscribe 1. The nebular hypothesis of planet formation was first proposed by? (A) Laplace (B) Newton (C) Hubble (D) Copernicus 2. According to the nebular hypothesis, planets formed from? (A) Fragments of asteroids (B) Collapse of a molecular cloud (C) Remnants of comets (D) Captured stars 3. Which theory suggests … Read more
50 Score: 0 Attempted: 0/50 Subscribe 1. The monolithic collapse model of galaxy formation was proposed by? (A) Eggen, Lynden-Bell, and Sandage (B) Hubble (C) Hoyle (D) Zwicky 2. The hierarchical model of galaxy formation suggests that galaxies formed by? (A) Rapid collapse of a single cloud (B) Merging of smaller sub-galactic units (C) Continuous … Read more
50 Score: 0 Attempted: 0/50 Subscribe 1. Which model assumes the universe is homogeneous and isotropic on large scales? (A) Newtonian model (B) Steady-State model (C) Cosmological Principle (D) Static Universe 2. Which metric forms the basis of most modern cosmological models? (A) Lorentz metric (B) Schwarzschild metric (C) FRW metric (D) Kerr metric 3. … Read more
50 Score: 0 Attempted: 0/50 Subscribe 1. Computational astrophysics primarily involves the use of: (A) Telescopes only (B) Laboratory experiments only (C) Numerical simulations and algorithms (D) Theoretical equations without computers 2. Which of the following is a major tool in computational astrophysics? (A) Particle accelerators (B) Supercomputers (C) Satellites only (D) Microscopes 3. N-body … Read more
50 Score: 0 Attempted: 0/50 Subscribe 1. Which type of telescope uses lenses to gather and focus light? (A) Reflecting telescope (B) Refracting telescope (C) Radio telescope (D) X-ray telescope 2. Who is credited with building the first practical refracting telescope? (A) Galileo Galilei (B) Isaac Newton (C) Johannes Kepler (D) Christian Huygens 3. Which … Read more
50 Score: 0 Attempted: 0/50 Subscribe 1. The alignment of Stonehenge is famously associated with which event? (A) Winter solstice sunset (B) Summer solstice sunrise (C) Spring equinox (D) Autumn equinox 2. The Great Pyramids of Giza are aligned with which celestial feature? (A) North Pole Star (B) Orion’s Belt (C) Milky Way center (D) … Read more
50 Score: 0 Attempted: 0/50 Subscribe 1. What was the main purpose of ancient star charts? (A) Decoration (B) Navigation and timekeeping (C) Entertainment (D) Trade agreements 2. Which civilization created some of the earliest known star charts? (A) Greek (B) Chinese (C) Roman (D) Egyptian 3. The Dunhuang Star Chart belongs to which ancient … Read more
50 Score: 0 Attempted: 0/50 Subscribe 1. Which ancient civilization built the observatory at Chichén Itzá, known as “El Caracol”? (A) Egyptians (B) Mayans (C) Greeks (D) Chinese 2. The ancient observatory at Jantar Mantar is located in which country? (A) China (B) Egypt (C) India (D) Greece 3. Stonehenge in England is believed to … Read more
50 Score: 0 Attempted: 0/50 Subscribe 1. Which component of a telescope is primarily responsible for gathering light? (A) Eyepiece (B) Objective lens or mirror (C) Mount (D) Finder scope 2. Which type of telescope uses lenses to form an image? (A) Reflector (B) Radio telescope (C) Refractor (D) Interferometer 3. Who is credited with … Read more