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Recent questions tagged our colourful world
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Rear view mirror of motor vehicles contain (a) plain mirror (b) convex mirror (c) concave mirror
asked
Apr 2, 2019
in
Class 10
by
kratos
nda
reflection of light
class-8
cbse
class-10
our colourful world
+2
votes
1
answer
Point A (0, 1) and B (12, 5) are object-image pair (one of the point acts as object and the other point as image)
asked
Mar 30, 2019
by
kratos
class-8
our colourful world
+1
vote
1
answer
Fill in the blanks with suitable words: The type of lens used by watch repairers is ………
asked
Mar 14, 2019
by
kratos
class-8
our colourful world
+3
votes
1
answer
Mention the uses of concave mirror.
asked
Mar 12, 2019
by
kratos
class-8
our colourful world
+1
vote
1
answer
What is dispersion of light?
asked
Mar 11, 2019
by
kratos
class-8
our colourful world
+3
votes
1
answer
What is total internal reflection?
asked
Mar 9, 2019
by
kratos
class-8
our colourful world
+3
votes
1
answer
Fill in the blanks: (a) The inner surface of a steel spoon acts as a ___________ mirror.
asked
Mar 6, 2019
in
Class 9
by
kratos
light
cbse
class-8
class-9
class-7
our colourful world
+3
votes
1
answer
Draw the diagrams to show the refraction of parallel rays of light in 1. convex lens
asked
Mar 2, 2019
by
kratos
class-8
our colourful world
+3
votes
1
answer
Light passes from a denser medium 1 to a rarer medium 2. When the angle of incidence is θ, the reflected
asked
Feb 22, 2019
in
JEE
by
kratos
light – reflection and refraction
class-8
ray optics and optical instruments
jee
class-10
optics
jee mains
our colourful world
geometrical optics
+2
votes
1
answer
State the conditions required for total internal reflection of light to take place.
asked
Feb 14, 2019
in
Class 12
by
kratos
reflection of light
class-8
cbse
class-10
icse
our colourful world
class-12
+2
votes
1
answer
Fill in the blanks with suitable words: The letter ‘P’ looks like ……….. in a plane mirror.
asked
Feb 7, 2019
by
kratos
class-8
our colourful world
+1
vote
1
answer
A small statue has a height of 3.5 cm and is placed in front of a concave mirror. 9.1 cm The image of the statue is inverted,
asked
Jan 4, 2019
in
Class 10
by
kratos
light – reflection and refraction
light
cbse
class-8
class-10
our colourful world
+2
votes
1
answer
A ray of light traveling in impure water is incident on a glass plate immersed in it. When the angle of incidence is 51,
asked
Jan 1, 2019
in
JEE
by
kratos
reflection of light
class-8
jee
optics
icse
class-10
jee mains
our colourful world
+2
votes
1
answer
On a new stainless steel spoon if you set the image of your face upside down, then that part of the spoon acts like
asked
Dec 26, 2018
by
kratos
class-8
our colourful world
+3
votes
1
answer
Why does the bottom of a tank or a pond containing water appear to be raised ?
asked
Dec 14, 2018
in
Class 10
by
kratos
light – reflection and refraction
cbse
class-8
reflection of light
class-10
icse
our colourful world
reflection
+3
votes
1
answer
Can you take a photo of a mirage ?
asked
Dec 10, 2018
in
Class 12
by
kratos
class-8
love across the salt desert
optics
our colourful world
ray optics
class-12
+1
vote
1
answer
State the laws of reflection.
asked
Dec 1, 2018
by
kratos
our colourful world
class-8
+3
votes
1
answer
A ray of light from denser medium strikes a rarer medium at angle of incidence i.
asked
Nov 29, 2018
in
JEE
by
kratos
light – reflection and refraction
motion
class-8
jee
optics
class-10
jee mains
our colourful world
class-12
geometrical optics
wave
+1
vote
1
answer
Define mirage? How is it formed.
asked
Nov 29, 2018
by
kratos
class-8
our colourful world
+3
votes
1
answer
Mention any four devices that contain convex lens.
asked
Nov 28, 2018
by
kratos
class-8
our colourful world
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