Question

True of False . If false correct it.

1. Velocity of light is greater in denser medium than in rarer medium. 

2. The power of lens depends on the focal length of the lens. 

3. Increase in the converging power of eye lens cause ‘hypermetropia’ 

4. The convex lens always gives small virtual image.

Answer 1

1. False - Velocity of light is greater in rarer medium than in denser medium

2. True

3. True

4. False - The convex lens does not give small virtual image always.