What process is adopted for making timber fire resistant

If w is the percentage of water required for normal consistency ,then amount of water to be added for initial setting time is

Kind of survey work in which curvature of earth is ignored is called

As per IS specification the length of one link in 30m chain is

instrument used for measurement of angles

The magnetic bearing of a line is 62°20' and the magnetic declination at that place is 2°50'E, then true bearing of the line is

Mean Sea level considered for India is

Hydrophobic cement is obtained by grinding portland cement clinker with

Common sugar added to concrete to

Air permeability test is done to measure

For concrete exposed to dry condition minimum curing period should not less than

A line normal to Plumb line at all points

The Forebearing and Backbearing of a line differ exactly by

Among the following which equipment is not used in chain survey

Which of the following is not included in temporary adjustment of dumpy level

which among the following is the back bearing of N30°E is

Least count of transit theodolite is

Nominal size of standard brick

Ingredient which imparts quick setting property is

Vertical joints separating brick in either length or cross direction is

Name the type of formwork which are raised while concrete is in plastic state is

In order to setting a perpendicular offset to a chain line ,instrument used is

The inclination of needle with horizontal position is

The relative error of closure in theodolite traversing is ratio of