Optics Question 790

Question: The width of man’s face is 10cm. The distance between the eyes of the man is 4cm. Then the minimum width of plane mirror to see his fall face, is

Options:

A) 5cm

B) 4cm

C) 3cm

D) 10cm

Show Answer

Answer:

Correct Answer: C

Solution:

[c] Min. width of plane mirror to see full face $ =\frac{D-d}{2}=\frac{10-4}{2}=3cm. $



NCERT Chapter Video Solution

Dual Pane