Recent content by maruthisarat

No,when the distance is less than 25cm,he can see but it is not clear. To prove put your palm 25 cm before eye and move it towards your eye. Then eye is strained and image will be not clear.

when the distance of any object is less than 25cm,It become invisible (or) less quality.this is the nature of human eye. In humans there exists two types of sights.those are 1.short sight 2.long sight 1:-short sight means the persons have some distinct area around himself.That area only be...

somebody tell me what is the value of "k". It is constant (or) varies with materials?

Oil produce many colors when it kept upon water and exposed to light.What is the phenomena?

Force changes the physical state like motion,position,So that it most results in acceleration.It push or pull the object changing the physical states like velocity and displacement and distance.so that it causes some change in velocity in a particular interval of time.That is nothing but...