"Know your face beauty through complexion meter" was one of the stall on a science exhibition. A student interested to know his/her face beauty was made to stand on a platform and light from a lamp was made to fall on his/her face. The reading of complexion meter indicated the face beauty of the student which might be very fair, fair, semifair, semidark and dark, etc. Read abve passage and answer the following questions:
(i) What is the basic concept used in the working of complexion meter?
(ii) How is the face beauty recorded by face complexion meter?
(iii) What basic values do you learn from the above study?

Explanation

(i) The basic concept used in the working of complexion meter is photoelectric effects.
(ii) The reading of complexion meter depends on the current generated from the reflected from the face. Fairer the coulor more is the light reflected and vice versa.
(iii) Complexion meters judge your face beauty only. The inner beauty of a person is judged by the virtues he or she possesess. In may opinion, inner beauty is much more valuable than the face beauty.