Ah, that one always gave me trouble in optics lab. You get a virtual, upright, and magnified image behind the mirror. The formulas get tricky because the image distance comes out negative. Actually, I learned it best by sketching ray diagrams on my workshop notepad—the lines made more sense than the numbers. My instructor, old Pradhan Sir, would tap my page and say, "Babu, first draw what the light is doing. The formula is just *thikai cha* confirmation.
#exams#study
Jump in to reply — no account needed.