Das ist ein zeitlich begrenztes Quiz.
Du hast 10 Minuten um die 15 Fragen in diesem Quiz zu beantworten.
Image formed by a plane mirror is?
real
inverted
erect
virtual , erect
Whenever a ray of light comes back into the same medium after striking the surface of another medium is called
reflection
refraction
absorption
identify the type of reflection as shown in the picture.
regular
irregular
label the diagram
Look at the diagram and find the glance angle of incidence .
45 degrees
90 degrees
0 degrees
Look at the diagram and find i'
25 degrees
65 degrees
Complete the diagram
Light is falling on the surfaces s1 , s2 and s 3. surfaces on which angle of incidence is equal to angle of reflection are
s1 only
s1 and s2
s2 and s3
all three surfaces
A plane mirror produces an image which is erect , and .
find the angle of reflection .
observe the diagram and find the angle between the two plane mirrors.
60 degrees
observe the diagram and find the angle between the mirrors.
120 degrees
In the diagram below, a person is standing 5 meters from a plane mirror. The chair in front of the person is located 2 meters from the mirror.
7 m
10 m
4 m
the image observed in the diagram is a virtual image.
A ray of light strikes a plane mirror at a 45° angle of incidence. The mirror is then rotated by α =31° into the position shown in red in the drawing, while the incident ray is kept fixed. By what angle is the reflected ray rotated?
62
90