S1 R C8 Light and Optics
Quiz by Belina Ho Hui Yuen
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- Q1
The image formed by a plane mirror is
scrambled://virtual
45s - Q2
Which of the given can produce a virtual image larger in size than the object?
None of these
Concave lens
Convex-concave lens
Convex lens
45s - Q3
A hunter wants to shoot a fish whose image can be seen through the clear water. It is to be aimed at:
Above the image of fish
Directly towards the image
Below of the image of fish
In any direction
45s - Q4
The ray of light that strikes a reflecting surface is called ________.
scrambled://incident ray
60s - Q5
The imaginary line perpendicular to a reflecting surface is called _____.
scrambled://normal line
60s - Q6
Light travels in ___________ lines
scrambled://straight
45s - Q7
What is the angle between the reflected ray and the normal line?
scrambled://angle of reflection
45s - Q8
Law of reflection states that -
The angle of incidence is .................. to the angle of reflection.
scrambled:// equal
45s - Q9
The separation of visible light into different colours (spectrum) is known as __________________
scrambled:// dispersion
60s - Q10
The separation of colors by a glass prism produces a ________.
scrambled:// spectrum
60s - Q11
Why does the straw appear to be bent? Due to ______________ of light.
scrambled:// refraction
45s
