.
Pass through the pole
Parallel to the principal axis
Retrace its path
Passes through the centre of curvature
Ice and class
Glass and ice
Ice and salt
Salt and ice
Principal axis
Principal focus
Focal length
Radius of curvature
At f
At 2f
Beyond 2f on the other side
Between F & 2F on the same side
Bend away from the normal
Bend towards normal
Go straight
It does not bend
IV
I
II
III
Real and erected
Real and inverted
Virtual and erected
Virtual and inverted
At f
At infinity
At C
Beyond c
,0.5 metre
1 metre
100 m
25m
Concave lens
Convex mirror
Convex lens
Concave mirror
True
False
3
2
4
3
Polarization
Reflection
Dispersion
Refraction
None of the above
0°
45°
90°
180°
Plane mirrors only
Concave mirrors only
Convex mirrors only
All the mirror irrespective of their shape
Glass
Air
Vacuum
Water
Real and enlarged
Real and diminished
Virtual and enlarged
Virtual and diminished
Concave mirror
Plane mirror
Convex mirror
Both concave and convex
Virtual and erected image
Real and erected image
Virtual and Enlarged image
Real and inverted image
Power of lens doubles
Power of lens reduced to half of it
Power of lens increases by four times
Power of lens decreases by 4 times
Pole
Principal axis
Principal focus
Centre of curvature
I=r
I<r
I>r
R=i
Images virtual
Images laterally inverted
Image is same size of object
Images real and same size