Refraction of light
Quiz by Deepali
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- Q1
In reflection of light the angle of reflection is
equal to angle of incidence
greater than angle of incidence
less than angle of incident
Both(a) &(b)
30s - Q2
When light travel from air to glass it
does not bend
none of these
bend towards the normal
bend away from normal
30s - Q3
Refraction causes due to
change in frequency of light
Both(a) & (c)
change in wavelength of light
change in speed of light
30s - Q4
When light travel from rarer to denser medium the wavelength
equal
decrease
unchanged
increase
30s - Q5
The correct relationship between refractive index and speed of light is
b) u = v/c
a) u=c/v
c)u=v×c
d) u=v+c
30s - Q6
The speed of light in water is 2.25 ×10^8 m/s then refractive index of water is
2.32
1.03
1.33
2.33
30s - Q7
The refractive indices of kerosene oil, water and turpentine oil are 1.44, 1.33,1.47 respectively. In which of these material light travel faster?
turpentine oil
equal in all
water
kerosene oil
30s - Q8
Refractive index of medium decreases with
decrease in temperature
Both (a) & (c)
decrease in wavelength
increase in wavelength
30s - Q9
when angle of incidence in more than
lateral displacement is equal
when lateral displacement is zero
lateral displacement is more
lateral displacement is less
30s - Q10
which of following colour has lateral displacement more
blue
green
violet
red
30s - Q11
when angle of incidence and angle of emergence is equal, then angle of deviation is
zero
maximum
equal
minimum
30s - Q12
The angle of deviation does not depend on
angle of prism
size of prism
colour of light
angle of incidence
30s - Q13
A coin dipped in water seem raised because of
scattering of light
internal reflection
diffraction of light
refraction of light
30s - Q14
when angle of incidence is equal to critical angle then angle of refraction become
90°
180°
45°
0°
30s - Q15
The diamond has maximum refractive index then it’s critical angle will be
zero
equal
highest
lowest
30s