Time-domain Astronomy — MCQs

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1. Time-domain astronomy mainly studies:





2. Which term refers to short-lived astronomical events?





3. A well-known transient studied in time-domain astronomy is:





4. The “time domain” in astronomy refers to:





5. A repeating astronomical signal is called:





6. Which of these is a periodic time-domain signal?





7. Which type of telescope is best suited for time-domain surveys?





8. The Zwicky Transient Facility (ZTF) is located in:





9. The Vera C. Rubin Observatory project is focused on:





10. The survey conducted by the Rubin Observatory is called:





11. Supernovae are classified into types based on:





12. Type Ia supernovae occur due to:





13. The most energetic explosions studied in time-domain astronomy are:





14. Gravitational wave astronomy is closely related to:





15. LIGO and Virgo detect:





16. A kilonova is produced by:





17. Fast Radio Bursts (FRBs) are examples of:





18. FRBs were first discovered in:





19. Which telescope first detected FRBs?





20. Microlensing events occur when:





21. Microlensing is often used to detect:





22. Which survey discovered many microlensing events?





23. Cataclysmic variables are:





24. Novae are caused by:





25. Which satellite is important for detecting gamma-ray bursts in real-time?





26. Which network distributes real-time alerts for astronomical transients?





27. Multi-messenger astronomy involves:





28. The discovery of GW170817 was important because it linked:





29. The typical timescale of gamma-ray bursts is:





30. Which mission helped detect gravitational waves with gamma-ray bursts?





31. The term “synoptic survey” means:





32. Time-domain astronomy helps study:





33. A light curve represents:





34. Cepheid variable stars are important because they:





35. The period-luminosity relation of Cepheids was discovered by:





36. RR Lyrae stars are used as:





37. Tidal disruption events occur when:





38. Which observatory specializes in detecting tidal disruption events?





39. The main challenge in time-domain astronomy is:





40. Machine learning is increasingly used in:





41. The Palomar Transient Factory (PTF) preceded:





42. The LSST is expected to find how many supernovae per year?





43. One application of time-domain astronomy in exoplanet research is:





44. The Kepler mission studied exoplanets using:





45. Which type of event is both electromagnetic and gravitational?





46. The cadence of a survey refers to:





47. Gaia contributes to time-domain astronomy by detecting:





48. A challenge in detecting FRBs is that they:





49. The CHIME telescope in Canada specializes in:





50. The ultimate goal of time-domain astronomy is to:





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