समतल दर्पणों की सहायता से किसी वस्तु के तीन प्रतिबिम्ब प्राप्त करने के लिए दर्पणों के बीच कितना कोण होना चाहिए ? - What should be the angle between the mirrors to obtain three images of an object with the help of plane mirrors? - Samtal Darpanon Ki Sahayta Se Kisi Vastoo Ke Teen Pratibimb Prapt Karne Ke Liye Darpanon Ke Beech Kitna Kon Hona Chahiye ? General Science in hindi, Physics 60 Degree question answers in hindi pdf 90 Degree questions in hindi, Know About 0 Degree General Science online test General Science notes in hindi quiz book 45 Degree