Explain full structure of an eye?
HOW TO MAKE A PERISCOPE
why are cannot see our surrounding clearly when we enter a darkened cinema hall from bright sunshine but our vision improve after sometime.
what is kaleidoscope ?
Can u plz explain all the parts n functions of our eyes???
What is difference between primary rainbow and secondary rainbow ?
why does a pencil appear bent when it is partially dipped in water
1) The invisible energy that causes in use of sensation of vision?
2) The ray of light which travels towards a mirror?
3) A line which is drawn at right angles to the mirror surface at the point of incidence?
4)Name any one type of mirror which always form virtual image?
5)What type of image is formed on cinema screen?
6)Which cells on retina respond to intensity of light?
7)The part of eye which help to preserve its shape and protect it from external injuries?
8) The phenomenon through which judge depth?
9) The most sensitive part of eys?
1) wht is a periscope? state its working principle.
2) hw does ciliary muscle work
3) why does it tk sometime 2 see things in a dimly lit room whn we entr it frm a brightly lit area
pls experts fast
what is blind spot explain?????
what are optical aids and non optical aid???
write a short note on helen keller?
Does diffused reflection mean failure of the laws of reflection?
If the angle between the mirror and incident ray is 40 degree what will be the angle of incidence and angle of reflection?
Explain full structure of an eye?
HOW TO MAKE A PERISCOPE
why are cannot see our surrounding clearly when we enter a darkened cinema hall from bright sunshine but our vision improve after sometime.
what is kaleidoscope ?
Can u plz explain all the parts n functions of our eyes???
What is difference between primary rainbow and secondary rainbow ?
why does a pencil appear bent when it is partially dipped in water
1) The invisible energy that causes in use of sensation of vision?
2) The ray of light which travels towards a mirror?
3) A line which is drawn at right angles to the mirror surface at the point of incidence?
4)Name any one type of mirror which always form virtual image?
5)What type of image is formed on cinema screen?
6)Which cells on retina respond to intensity of light?
7)The part of eye which help to preserve its shape and protect it from external injuries?
8) The phenomenon through which judge depth?
9) The most sensitive part of eys?
1) wht is a periscope? state its working principle.
2) hw does ciliary muscle work
3) why does it tk sometime 2 see things in a dimly lit room whn we entr it frm a brightly lit area
pls experts fast
what is blind spot explain?????
what are optical aids and non optical aid???
write a short note on helen keller?
Does diffused reflection mean failure of the laws of reflection?
If the angle between the mirror and incident ray is 40 degree what will be the angle of incidence and angle of reflection?