Toppers and exam experts suggest that aspirants should have clarity in concepts of subjects including Physics, Chemistry and Physics. They recommend that aspirants should thoroughly brush and revise ...

Ray Optics often overwhelms Class 12 students due to formulas and sign conventions. An expert board examiner explains why rote learning fails and how visual thinking, ray diagrams, and conceptual ...

Shini talks to us about optical instruments and how they make magnification possible. How do lenses work? How do they form images? Well, in order to understand how optics work, we have to understand ...

The CBSE Class 12 Physics board exam 2025 is set for February 21. To prepare effectively, students should rely on textbooks, sample papers, and previous years' question papers. Shailendra Pandey from ...

Q. A small candle, 2.5 cm in size is placed at 27 cm in front of a concave mirror of radius of curvature 36 cm. At what distance from the mirror should a screen be placed in order to obtain a sharp ...