Advertisements
Advertisements
प्रश्न
The angle formed between the normal and the refracted ray is known as the angle of incidence.
पर्याय
True
False
Advertisements
उत्तर
False.
APPEARS IN
संबंधित प्रश्न
Which type of mirror has:
positive focal length?
Draw a diagram to represent a convex mirror. On this diagram mark principal axis, principal focus F and the centre of curvature C if the focal length of convex mirror is 3 cm.
Draw the given diagram in your answer book and complete it for the path of a ray of light after passing through the lens.
Name two factors on which the focal length of a lens depends.
Explain why, a real image can be projected on a screen but a virtual image cannot.
Write true or false
At the point of incidence, a line drawn at right angles to the surface, separating the two media, is called the normal.
The diagram given below in fig shows a ray of light AO falling on a surface separating two media. Draw the refracted ray in each, case.
A 5 cm tall object is placed perpendicular to the principle axis of a convex lens of focal length 12 cm. The distance of the object from the lens is 8 cm. Using the lens formula, find the position, size and nature of the image formed.
Nature of the images formed by a convex mirror is _______.
If the object is at infinity in front of a convex mirror the image is formed at infinity.
