Question

B. Write True or False for the following statements.
1.
The basic cause of refraction is the change in the speed
of light as it goes from one medium to another.
2.
In an optically denser medium, the speed of light is
more than the speed of light in vacuum.
An (obliquely) incident ray always bends away from
the normal when it passes from one transparent
medium into another.
3.
4.
3.
A coin, kept at the bottom of an empty dry cup,
appears to 'rise up' when some water is poured into
the cup
5.
When white light is 'dispersed by a glass prism, the
yellow colour in it, bends more than the blue colour.​

Answer 1

Answer:

1 False

Explanation:

1 because the light travels very faster than sound

Answer 2

Answer:

1. False.

2. False.

3. True

4. True.

5. True.

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