Q

What happens to light speed when it enters a rarer medium from a denser medium?

RRB Group-D 01/10/2018 / Shift-III 2018
✓ Answer: A It increases
Speed increases because v = c/n and the refractive index decreases.
← Previous Question Next Question →

📚 Related Questions — Light

1 The ratio of image height to object height is called what? 2 When measuring the object distance for a spherical mirror, as per the… 3 A lens forms an erect image three times the size of the… 4 Why do we wear special glasses when watching 3D films in a… 5 When sunlight passes through a dense forest canopy, tiny water droplets in… 6 A convex mirror has a focal length of 20 cm. If an…