Light Test - 27...

What do you mean by "Rectilinear Propagation" of Light ?

The image of the teeth seen by a dentist while testing teeth is 

Image formed by plane mirror is:

The number of capital letters such as A, B, C, D which are not laterally inverted by a plane mirror?

The observer  ________see the candle because light always takes _______ path.

Three light bulbs are concealed from an observer by an opaque wall as shown. Without shifting the positions of the observer and the bulbs, the images of which of the bulbs can the observer see from the plane mirror? 

Which of the following forms a virtual and erect image for all positions of the object ?

Shadow of an object is produced, when it is placed in the path of light ray, because

A small object is 10 cm in front of a plane mirror. A man stands 30 cm from the mirror behind the object and looks at the object's image. He should focus his eyes to see the image at a distance of ___ from himself. (Fill in the blank)

The mirror which is used for side view in vehicles is