Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
APPEARS IN
संबंधित प्रश्न
Select the correct alternative
The angle between the incident ray and the ray reflected from the plane mirror is 70°. The angle of incidence will be :
The diagram in Fig. shows an incident ray AO and the reflected ray OB from a plane mirror. The angle AOB is 30°. Draw normal on the plane mirror at the point O and find:
What is meant by lateral inversion of an image in a plane mirror? Explain it with the help of a ray diagram.
A man standing in front of a plane mirror finds his image at a distance 6 metre from himself. What is the distance of man from the mirror?
In the barber's shop, two plane mirrors are placed :
Calculate the number of images formed in two plane mirrors, when they are held at the angle of (i) 72° (ii) 36°.
Parallel rays are incident:
- on regular surface and
- on irregular surface. In what respect do reflected rays in (1) differ from those of (2)?
Write down the letters of the word ‘POLEX’ as seen in a plane mirror, held parallel to the plane of this paper.
