Two mirrors are inclined at an angle of 50Â° . The number of images formed for an object placed in between the mirrors is
a person is in a room whose ceilling and two adjacent walls are mirrors.How many images are formed
To get three images of a single object, one should have two plane mirrors at an angle of
A beam of light from a source L is incident normally
A plane mirror reflects is a pencil of light to form a real image
A small object is placed 10cm infront of a plane mirror
Two mirrors at an angle
A light beam is being reflected by using two mirrors, as in a periscope used in submarines
Two plane mirrors are at right angles to each other
The power of plane mirror is
Two plane mirror are inclined to each other such that a ray of light incident on the first mirror
A thick plane mirror shows a number of images of the filament of an electric bulb
A man is 180cm tall and his eyes are 10cm below the top of his head
When light wave suffres reflaction at the interface from air to glass
A real object is placed at a distance f from the pole of a convex mirror, in front of the convex mirror. If focal length of the mi..
a thin glass (refractive index 1.5) lens has optical power of
VAn object is placed at a distance 20 cm from the pole of a convex mirror of focal length 20 cm. The image is produced at
The far point of myopia person is 80 cm in front of his eye. The power of the lens required to see very distant objects is
Where should a person stand straight from the pole of a convex mirror of focal length 2.0 m on its axis, so that the image formed ..
Two plane mirrors arc inclined at an angle . It is found that a ray incident on one mirror at any angle is rendered parallel to it..
The magnifying power or a telescope is m. If the focal length of the eye piece is halved, then its magnifying power is
A ray of light is incident on a plane mirror at an angle of 60 degree . The angle of deviation produced by the mirror is
A plane mirror produces a magnification of
The earth radiates in the infra-red region of the spectrum. The spectrum is correctly given by
An astronomical telescope has objective and eye piece lenses of powers 0.5 D and 20 D. respectively. What will be its magnifying p..
Two plane mirrors are perpendicular to each other. A ray after suffering reflection from the two mirrors will be
If two mirrors are kept at 60Â° to each other, then the number of images formed by them is
To get three images of a single object one should have two plane mirrors at an angle of
A concave lens of focal length 20 cm placed in contact with a plane mirror acts as a convex mirror of focal length
two point white dots are 1mm apart on a block paper on a block paper.
If the aperture of a telescope is decreased the resolving power will
the refractive index of glass is 1.520 for red light and
Which of the following relation is called minor equation?
If sound travelling at 340 ms^-1 enters water where its speed becomes 1480 ms-^-1, then critical angle for total internal reflecti..
Which mirror is to be used to obtain a parallel beam of light from a small lamp?
In order to increase the angular magnification of a simple microscope, one should increase
an object 2.4 m in front of a lens forms a sharp image on a film
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