Questions on Reflection
As per the CBSE, these objectives questions are helpful in the preparation of practical exam and also an objective question which is asked by the board in final exams
b) Light is an ..............wave.
c) The speed of the light in a vacuum is ...............
d) The speed of light is highest in................ and its value is ................
e) The radius of curvature of a plane mirror is ...................
f) The wavelength range of visible is from ..............m to .............m
g) ............. metal is the best reflector of light.
h) In-plane mirror the angle of incidence is 37 degrees, the angle of reflection is ..............
i) Objects which emits their own lights are called ...................................... objects.
j) An object is placed 20cm in front of a plane mirror. The distance between the object and its virtual image is.....................
6) True or False:
a) Light can travel in a vacuum.
b) Normal incidence means the angle of incidence is zero.
c) The speed of light is the same in all mediums.
d) Moon is a luminous object.
e) A highly polished surface is a good reflector of light.
f) In a plane mirror size of the object is the same as the size of the image.
g) A transparent medium is a good transmitter of light.
fro answers WhatsApp on 9914137017
As per the CBSE, these objectives questions are helpful in the preparation of practical exam and also an objective question which is asked by the board in final exams
- What is the reflection of light?
- What are the laws of reflection of light?
- Differentiate between real and virtual images?
- What are the characteristics of the image formed by the plane mirror?
- Fill In The Blanks:
b) Light is an ..............wave.
c) The speed of the light in a vacuum is ...............
d) The speed of light is highest in................ and its value is ................
e) The radius of curvature of a plane mirror is ...................
f) The wavelength range of visible is from ..............m to .............m
g) ............. metal is the best reflector of light.
h) In-plane mirror the angle of incidence is 37 degrees, the angle of reflection is ..............
i) Objects which emits their own lights are called ...................................... objects.
j) An object is placed 20cm in front of a plane mirror. The distance between the object and its virtual image is.....................
6) True or False:
a) Light can travel in a vacuum.
b) Normal incidence means the angle of incidence is zero.
c) The speed of light is the same in all mediums.
d) Moon is a luminous object.
e) A highly polished surface is a good reflector of light.
f) In a plane mirror size of the object is the same as the size of the image.
g) A transparent medium is a good transmitter of light.
fro answers WhatsApp on 9914137017
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