Question

The deviation of the incident light rays produced by a lens on refraction through it is a measure of its:

विकल्प

• Magnification

• Power

• Focal length

• Aperture

Answer 1

The deviation produced by a lens on refraction through it is a measure of its power. A lens that deviates light rays more strongly has greater power, so power quantifies how strongly a lens converges or diverges light.