Question 1 :
Plane mirrors are arranged parallel to each other to get :
Question 3 :
If a mirror has a focal length of -$20\;cm$, it is a :
Question 4 :
There are two major classification of mirrors which have different behavior of the reflected light beam. The different types of mirrors are:
Question 5 :
<div>Fill in the blanks:</div>The images formed by convex mirrors are diminished, virtual and _________ position of the object.
Question 7 :
<p>Which of the following defines the center of curvature of a curved mirror?</p>
Question 10 :
<p>The imaginary line passing through the pole and the center of curvature of the curved mirror is called its _______.</p>
Question 11 :
A student obtained a sharp inverted image of a distant tree on a screen placed in front of the concave mirror. He then removed the screen and tried to look into the mirror. He would now see:
Question 12 :
Two plane mirrors are arranged parallel to each other to get :<br/>
Question 13 :
A device for producing highly intense and coherent (wave in same phase) beam of light is called
Question 14 :
A man 1.8 m tall wishes to see full-length image in a plane mirror. The length of the shortest mirror in which he can see his entire image is: <div>(Assume that the mirror is hanged vertically on a wall in front of the man).<br/></div>
Question 15 :
A reflecting surface is curved inwards. Now, the mirror formed is :
Question 17 :
If an object is placed symmetrically between two plane mirrors inclined at an angle of $72^{\circ}$, then the total number of images formed is:<br/>
Question 18 :
A point object is placed mid-way between two plane mirrors at distance 'a' apart. The plane mirror forms an infinite number of images due to multiple reflections. The distance between the first two images formed behind any mirror is:
Question 19 :
Which of the following mirror is used to concentrate light on a given spot?
Question 20 :
<div>Fill in the blanks:</div>The area of concave mirror that is exposed to incident light is called ________.
Question 21 :
<div>State whether true or false.<br/></div>The geometric centre of the hollow sphere of which a spherical mirror is a part is called its focal length.
Question 23 :
Real images are those that can be caught on screen. This statement is:
Question 25 :
Two plane mirrors are set at right angle and a flower is placed in between the mirrors. The number of images of the flower which will be seen is:
Question 27 :
<div>State whether true or false.<br/></div>The straight line joining the centre of curvature and pole of a spherical mirror is called plane of incidence.
Question 28 :
The line joining the pole and the centre of curvature of a mirror is called the
Question 29 :
Fill in the blanks:<div>The center of the reflecting surface of a spherical mirror is called _______ .</div>
Question 30 :
The distance between the focus and the pole of the mirror is called :