Question

The phenomenon by which the incident light falling on a surface is sent back into the same
medium is known as
lateral inversion.
b. reflection.
which type of reflection will take place when light is incident on a highly polished surface?
c. polarization.
d. dispersion.
b. diffused
c. irregular
d. normal
3. A mirror that has a flat reflecting surface is called a
a. flat mirror.
b. spherical mirror.
c. plane mirror.
d. cylindrical mirror.
4. An imaginary line drawn perpendicular to the mirror at the point of incidence is called the
b. reflected ray.
c. incident ray.
d. refracted ray.
5. If the angle of incidence for a ray of light is 40°, then its angle of reflection will be
b. 80°
C. 40°
6. If you stand 1 m in front of a plane mirror, how far away would you see yourself in the mirror?
b. 2 m
c. 3 m
d. 4 m
7. The word 'B' appears in a plane mirror as '&' due to
b. wrong positioning of the mirror.
d. colour addition.
c. lateral inversion.
8. Which of the following is not a primary colour?
b. green
d. 0°
a. 20°
a. 1 m
a. reflection
d. blue
a.
d. red +
red
c. black
9. Which of the following combination of colour will produce white colour?
b. cyan + blue
c. yellow + red​

Answer 1

Answer:

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