Advertisements
Advertisements
Question
A student traces the path of a ray of light through a triangular glass prism for different values of angle of incidence. On analyzing the ray diagrams, which one of the following conclusions is he likely to draw?
(A) The emergent ray is parallel to the incident ray.
(B) The emergent ray bends at an angle to the direction of the incident ray.
(C) The emergent ray and the refracted ray are at right angles to each other.
(D) The emergent ray is perpendicular to the incident ray.
Advertisements
Solution
(B) The emergent ray bends at an angle to the direction of the incident ray.
In refraction of light through a glass prism, there is deviation or change in the path of light passing through the prism.
APPEARS IN
RELATED QUESTIONS
Study the following ray diagram:
In this diagram, the angle of incidence, the angle of emergence and the angle of deviation respectively have been represented by
(A) y, p, z
(B) x, q, z
(C) p, y, z
(D) p, z, y
What are the seven colours seen in a rainbow?
Out of the following, the colour of light having the maximum wavelength is:
(a) violet
(b) indigo
(c) green
(d) orange
The seven colours in the spectrum of sunlight in order, are represented as :
Out of air and glass, which is optically rarer? Give reason.
In which of the following four diagrams is the correct path of a ray of light passing through a glass prism shown ?
Make the correct choice for each of the following:
Which one of the following Fig correctly shows the path of the ray through the glass block?
A student has to trace the path of a ray of light through a glass prism. List four precautions he should observe for better results.
Which of the following is a natural phenomenon which is caused by the dispersion of sunlight in the sky?
What is a rainbow?
