The focus is on the same side of the lens as the object. The focus is on the opposite side of the lens as the object. The principal focus is situated outside the principal axis. The focal length on ...
CBSE Class 10 Science Board Exam 2026 is of 80 marks, divided into Biology (30), Chemistry (25), and Physics (25). Life Processes, Metals & Non-metals, Electricity, and Light carry the highest ...
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