Q

A ray directed towards the far principal focus of a concave lens emerges after refraction _____.

RRB JE 23/05/2019 / Shift-I 2019
✓ Answer: A Parallel to the principal axis
A ray directed towards the far focus of a diverging lens emerges parallel to the principal axis.
← Previous Question Next Question →

📚 Related Questions — Light

1 Which mirrors are used as rear-view wing mirrors in vehicles? 2 An object lies between the principal focus and pole of a concave… 3 A student observes an image that is inverted and smaller than the… 4 A diverging lens has focal-length magnitude 50 cm. What is its power? 5 Why does the sky appear blue? 6 A converging lens of focal length 50 cm is in contact with…