Kerala Syllabus SAMAGRA SCERT SAMAGRA Question Pool for Class 10 English Medium Physics Vision and Colour of Light
Why concave lens always create virtual and erect image of the object.?
In this case refracted Ray do not actually intersect to each other. It appears to intersect the images formed the same side of the
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what is the value of near point distance of a healthy person
(10 cm, 50 cm, 100 cm, 25 cm)
25 cm
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Name the phenomenon that causes tyndall effect
(reflection, refraction, scattering, dispersion)
scattering
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Scattering of light by minute particles is called ------------
( scattering, dispersion, reflection, refraction)
scattering
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The defect of the eye that Far point drops from infinity to a fixed distance is called
(pressbiopia, Longsight, Shortsight)
Shortsight
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Which among the following is the most scattered color of light ?
(red, blue, violet, green)
Violet
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Name the eye defect that can be corrected with a concave lens
( Longsight, shortsight, pressbiopia)
Shortsight
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The unit of power of a lens?
(Meter, Diopter, Watt, Newton)
Diopter
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The vehicle's tail lamps and signal lamps are red.
a) Red
b) The dispersion decreases as the
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International Dark Skyweek is celebrated during the week of the new moon
in April
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The rainbow can be seen circular from high-flying aircraft.
Why can't you see it from the floor?
From the floor, it is impossible to see 42.70 down
from the line of sight.
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A child sees a rainbow in the evening.
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Find the right statements related to dispersion of
light through the prism?
a) the color of light with greater wavelength is
deviated more
b) the color of light with shorter wavelength is
deviated more.
c) color of light with longer wavelength
is deviated less
d) color of light with shorter wavelength
is deviated less
b &
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