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WorksheetsLight Quiz - Reflection, Refraction and Lens
Total questions: 15
Worksheet time: 11mins
What is the angle of reflection (θr) in the image?
56o
90o
124o
34o
The diagram shows a patient having her eyes tested. A chart with letters on it is placed behind her and she sees the chart reflected in a plane mirror.
How far away from the patient is the image of the chart?
2 m
4 m
5 m
7 m
Which of the following characteristics are correct for the image formed in a plane mirror?
I. Upright
II. Inverted
III. Real
IV. Same size as the object
V. Virtual
I, II, III
I, III, IV
I, IV, V
III, IV, V
A light ray is incident from water to air. Which of the refracted rays is correct?
A
B
C
D
Which of the following factors contributes to the bending of light?
Change of speed of light
Change of density of light
Change of colour of light
Change of energy of light
flint glass n=1.70
barium glass n=1.60
crown glass n=1.523
water n=1.33
diamond n=2.45
A light ray is incident into a glass block as shown.
Which of the following is the correct expression to find the refractive index of the glass block?
sin p / sin q
sin p / sin s
sin q / sin r
sin s / sin p
When the light passes out of the glass, back into the air
It bends away from the normal
It does not bend
It bends towards the normal
It continues to be the normal
A ray of light travels from air into a glass block.
Which diagram correctly shows the path of the ray through the glass block?
A
B
C
D
Which block is made from the material with a refractive index of 1.52?
A
B
C
D
Which figure represents the path light takes through a converging lens?
Which of the following best describes the image for a thin diverging lens that forms whenever the magnitude of the object distance is less than that of the lens' focal length?
inverted, enlarged and real
upright, enlarged and virtual
upright, reduced and virtual
inverted, reduced and real
Converging lens are often found in our daily lives. One of the examples is the spotlight. The spotlight produces a distant image when the light bulb is placed at the focal point.
What type of image is produced?
real, inverted, diminished
real, upright, same size
virtual, inverted, diminished
virtual, upright, magnified
