Question

A ray of light appearing to meet at the principal focus of a concave lens emerge after refraction will be-

• A. Parallel to the principal axis
• B. Through the centre of curvature
• C. Without any deviation
• D. Through the principal focus

Answer 1

Answer:

A. Parallel to the principal axis

A ray of light appearing to meet at the principal focus of a concave lens emerge after refraction will be Parallel to the principal axis