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The length of the horn is _____________

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in Construction & Building Materials by (190k points)
The length of the horn is _____________

(a) 10-15 cm

(b) 15-20 cm

(c) 25-30 cm

(d) 30-35 cm

This 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

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Best 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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