Question

A. Choose the correct option.
1 Which of the following is correct when a ray of light travels from an optically denser
medium to rarer medium?
a.
It deviates away from normal
It deviates towards normal
b. It does not deviate
d. None of these
C.
2. The point at which the incident ray touches the boundary separating the two media is
known as:
a. point of incidence
b. refracted ray
C. optical centre
d. normal
What is the speed of light in vacuum?
a. 3 x 1010 ms-1
b. 3 x 10 ms-1 C. 2 x 1010 ms -1
d. 1.5 x 108 ms​

Answer 1

Answer:

1a. deviates away from normal.

2d. normal

3d. 1.5