4. What are gravitational waves? How do they get detected? What can the study of gravitational waves reveal? Discuss. Posted by IASbaba Categories TLP-UPSC Mains Answer Writing Date February 1, 2018 Comments 48 comments [New Batch] IASbaba’s Courses- UPSC 2021 : e-CLP, ILP, AIPTS, TLP Connect- ADMISSIONS OPEN! -> Click Here 4. What are gravitational waves? How do they get detected? What can the study of gravitational waves reveal? Discuss. गुरुत्वाकर्षण तरंग क्या हैं? इनका पता कैसे चलता है? गुरुत्वाकर्षण तरंगों के अध्ययन से क्या पता चलता है? चर्चा करें। Share: IASbaba