23 solutions available
Question 1Describe an experiment to show that a light ray bends when it passes from one transparent medium into another transparent medium.
Question 3The diagram given below shows a ray of light AO falling on a surface separating two media. Draw the refracted ray in each, case.(a)(b)(c)
Question 5The diagram below shows a ray of light AO falling on a rectangular glass slab PQRS. Complete the diagram till the ray of light emerges out...
Question 6What is a prism? Draw a ray diagram to show the refraction of a light ray through a prism.
Question 7A ray of white light falls on a prism. Draw a ray diagram to show that the prism disperses the white light.
Question 8In below figure, AO is the ray of white light falling on a prism PQR. Complete the diagram till the light emerges out from the prism and...
Question 9State the two kinds of spherical mirrors and distinguish them with the aid of proper diagrams.
Question 10Explain the following terms:(a) Pole(b) Centre of curvature(c) Radius of curvature(d) Principal axisShow them on separate diagrams for...
Question 11What do you understand by the focus and focal length of a spherical mirror? Show them on separate diagrams for each of a concave mirror...
Question 12Draw suitable diagrams to illustrate how a beam of light incident parallel to the principal axis is reflected by:(a) a concave mirror...
Question 13The diagrams given below show two parallel rays 1 and 2 incident on:(a) a concave mirror,(b) a convex mirror.Draw the reflected rays and...
Question 14Complete the following diagrams given below by drawing the reflected rays for the incident rays 1 and 2 if F is the focus and C is the...
Question 15Which are the two convenient rays that are chosen to construct the image formed by a spherical mirror for a given object? Explain with the...
Question 18Draw a ray diagram to show the formation of image of an object placed between the focus and centre of curvature of a concave mirror. State...
Question 19Draw a ray diagram to show the formation of image of an object placed between the pole and focus of a concave mirror. State the position,...
Question 20Draw a ray diagram to show the formation of the image of an object placed on the principal axis of a convex mirror. State the position,...
Question 21Draw separate diagrams for the formation of virtual image of an object by(a) a concave mirror and(b) a convex mirror.State the difference...
Question 22How can a concave mirror be used to obtain a virtual image of an object? Draw a diagram to illustrate your answer.
Question 23A driver uses a convex mirror as a rear view mirror. Explain the reason with the help of a ray diagram.
Question 16State the direction of incident ray which after reflection from a spherical mirror gets reflected along its own path. Give a reason.
Question 17How is the focal length of a spherical mirror related to its radius of curvature?
Question 1(b)Explain the following:A straight stick partly dipped in water obliquely, appears to be bent at the surface of water.
Question 2What is a mirage? Give a reason for its formation.