Question

Chapter- "REFRACTION AND DISPERSION OF LIGHT"

True or False :-

1. The basic cause of refraction is the change in the speed of light is it goes from one medium to another.

2.in an optical density medium the light of speed is more than the speed of light in vacuum.

3. An(obliquely) which bends away from the normal when it passes from one transparent medium into another.

4. 1 coin, kept at the bottom of an empty dry cup, appears to 'rise' of when some water is poured into the cup.

5. when light is dispersed by a glass prism the yellow colour in it, bends more than the blue colour.​

Answer 1

Answer:

1. true

2. false

3. true

4. true

5. true

Answer 2

Answer:

samaj me nahi aaya sorry