1.

The length of the horn is _____________(a) 10-15 cm(b) 15-20 cm(c) 25-30 cm(d) 30-35 cmThis question was posed to me in an interview.This is a very interesting question from Definition of Technical Terms topic in portion Doors, Windows and Ventilators of Construction & Building Materials

Answer»

The correct option is (a) 10-15 cm

Explanation: The LENGTH of the horn is generally about 10-15 cm. It is used to FACILITATE the FIXING of the frame in the wall OPENING.



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