A
B
C
D
100

The angle of incidence for  a ray of light having zero reflection angle is

Zero

100

Converging mirror 

Concave mirror 

100

What is the relationship between focal length and radius of curvature 

f=R/2 or R=2f

100

When the object is placed at centre of curvature of a concave mirror where the image is formed 

At C

200

The name of the imaginary line passing through principal focus,centre of curvature and pole of the mirror 

Principal axis 

200

Which is the only mirror which can form real images 

Concave mirror 

200

The image formed by a concave mirror is real inverted and of the same size as that of the object. The position of object should be 

At the centre of curvature 

200

Centre of the mirror 

Pole

300

Light from the sun falling on a concave mirror will converge at a point called 

Principal focus 

300

What is the angle of incidence for normal incidence 

zero 

300

Radius of curvature of a spherical mirror is 40 cm. What is its focal length 

20 cm

300

An incident ray makes an angle of 35° with the surface of a plane mirror what is the angle of reflection

55°