1.

At present, the lentils of _________ are widely used to span the openings for doors, windows, etc. in a structure.(a) Timber(b) Wood(c) RCC(d) Cement

Answer» Correct answer is (c) RCC

Explanation: In general, it should be seen that the bearing of lintel i.e. the distance upto which it is inserted in the supporting wall, should be minimum of 100 mm or height of lintel.


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