Building Construction
The type of roof suitable in plains where rainfall is meagre and temperature is high is

None of these
Pitched and sloping roof
Shell roof
Flat roof

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Building Construction
In a colar beam roof

There is a horizontal tie at almost the middle of rafters only
There are two horizontal ties, one at the feet and other at the middle of the rafters
There is no horizontal tie beam
There is a horizontal tie at the feet of rafters only

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Building Construction
In the method of tube boring of soil investigation, the following is essential:

A tube of about 2 meters length and 20 cm diameter with a cutting edge
A flap valve at the bottom of tube is provided to extract the soil sample
The tube is raised and lowered by 4 thick rope moving over a pulley suspended on a tripod stand
All listed here

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