Shadows are always formed on the opposite side of the source of light.

A natural source of light

An artificial source of light

How is a shadow formed?

Assertion : In opposite phyllotaxy two leaves are borne on the opposite sides of a single node Reason : Opposite phyllotaxy is seen in China rose and Oleander.

A parallel beam of light emerges from the opposite surface of the sphere when a point source of light lies at the surface of the sphere. The refractive index of the sphere is

From a light house the angles of depression of two ships on opposite sides of the light house are observed to be 30^@ and 45^@ If the height of the light house is h metres, the distance between the ships is

A lens if placed between a source of light and a wall. It forms images of area A_(1) and A_(2) on the wall for its two different positions. The area of the source or light is

What causes a green plant exposed to the light on only one side, to bend toward the source of light as it grows

What causes a green plant exposed to the light on only one side, to bend toward the source of light as it grows

Turgor pressure is always equal and opposite to the