NCERT · Class 7 · Science · LightWhich type of lens is thinner at the center and thicker at the edges?
Step-by-Step Solution
A concave lens is thinner at the center and thicker at the edges. It diverges the light rays passing through it, and is therefore known as a diverging lens.
Detailed Options Breakdown
Option : Convex lens
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Light.
Option 1: Concave lens (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Plane glass
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Light.
Option 3: Spherical mirror
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Light.
💡 Study Guide: This question tests core syllabus concepts from Light. For formulas, key summaries, and mock exam reference guides, read the full Light Revision Notes.