The light shade of shadows is the ------.

Light is

An X-ray of the lower abdomen shows a shadow in the region of the ureter suspected to be a ureteric calculus. A possible clinical symptom would be

The shaded region shown in the figure is given by the inequations

If the ratio of the height of a tower and the length of its shadow is sqrt(3):1 , then the angle of elevation of the sum had measure.

An emu which is 8 ft tall standing at the foot of a pillar which is 30 ft height. It walks away from the pillar. The shadow of the emu falls beyond emu. What is the relation between the length of the shadow and the distance from the emu to the pillar ?

The light falling on the mirror is called as----- and the light reflected is called-----.

What are the parts of shadow?

A small disc is placed in the path of the light from distance source. Will the center of the shadow be bright or dark?