اختبار الكتروني درس Merrors

1
The bouncing off the light ray in the same medium when it meets a reflecting surface is the........
2
If a light ray falls on a reflecting surface by an angle equals 45,the angle of reflection equals.........
3
When a light ray falls perpendicular on a reflecting surface, its angle of reflection equals......
4
If the angle between the incident light ray and the reflected light ray is 40 ,its angle of reflection equals......
5
A light ray is incident on the surface of a plane mirror as in the figure ,it reflects where the angle of incidence equals........
6
If a person was putting a pen in his left pocket ,then the formed image of the pen on a plane mirror will be on the ........side as it is ......
7
If you stand in front of a plane mirror at a distance of 2 m ,the distance between you and your image is........
8
If the distance of the object to the plane mirror is 10 cm, the distance of its image to the mirror is.........
9
The image of the body formed behind the plane mirror is always .......
10
If a light ray falls on a smooth (plane) mirror as shown in the opposite fig,it reflects by an angle of reflection equals..........