Question

(i) Name the spherical mirror used as

(a) Shaving mirror

(b) Rear view mirror in vehicles

(c) Reflector in search-lights.

(ii) Write any three differences between a real and a virtual image.

Answer 1

(i) (a) Shaving mirror- Concave mirror 

(b) Rear view mirror - Convex mirror 

(c) Reflector in search, lights-Concave mirror 

(ii)(a) ReaI image can be obtained on green but the virtual image cannot be obtained, y,

(b) Reflected / Refracted rays actually meet where the real image is formed while for virtual they only appear to meet.

(c) Real image is always inverted while virtual image is always erect