The question was asked by jasleen Kaur Bhasin How far an object should be placed from the pole of a concave mirror of focal length 20 cm to form a real image whose size is 1/5 the size of the object? Can you answer this? Post the answers with necessary explanation a comment to this … Continue reading How far an object should be placed from the pole of a concave mirror of focal length 20cm to form a real image whose size is 1/5 the size of the object.
Students and teachers report that this year's CBSE Physics exam was of a different kind and many questions were quite new. How did you feel? How was CBSE Physics exam 2017? Any genuine problem cited will help while finalising the marking scheme. So, report the problems which you faced. Students, teachers and parents can post … Continue reading How was Physics exam?