Advertisements
Advertisements
Question
Make the correct for each of the following :
With reference to the fig, the refractive index of the glass block is
Options
`"sin w"/"sin z"`
`"sin x"/"sin w"`
`"sin u"/"sin v"`
`"sin u"/"sin x"`
`"sin w"/"sin x"`
Advertisements
Solution
`"sin w"/"sin x"`
APPEARS IN
RELATED QUESTIONS
Select from the following the best experimental setup for tracing the path of a ray of light passing through a rectangular glass slab.
(a) P
(b) Q
(c) R
(d) S
Why is the ratio of the velocities of light of wavelengths 4000Å and 8000Å in vacuum 1: 1?
How does the angle of minimum deviation produces by a prism change with increase in :
the wavelength of incident light
Observe the figure and write accurate conclusion regarding refraction of light.
Explain briefly what causes the twinkling of stars at night.
Draw ray of light bending towards the normal while passing from air to glass. Label your diagrams.
Two parallel rays of Red and Violet travelling through the air, meet the air-glass boundary as shown in the above figure. Will their paths inside the glass be parallel? Give a reason for your answer.
Draw a diagram of a prism and label:
(i) the base,
(ii) the refracting surfaces,
(iii) the refracting edge,
(iv) the refracting angle in it.
A ray of light is incident at an angle of 45° on one face of a rectangular glass slab of thickness 10 cm and refractive index 3/2. Calculate the lateral shift produced ______.
Which colour of white light travels fastest in any medium except air?
