The circle of contact of earth and the cone of visual rays passing through the point of observation is called

Among the different types of water supply distribution system the safest most reliable system is

The traps which are provided at different places in the drain pipes are

Approximate weight of a brick should be

The force of friction always

The motion of wheel and axle is always

The maximum particle size of fine aggregate is

The test used to determine the presence of uncombined lime in cement

M 20 grade of concrete corresponds approximately to

The portion of a road used by vehicular traffic is called

The convexity provided to the cross section of the surface of carriage way is termed as

The most efficient channel cross section is

The first railway was opened in India between

The sectional area at the site of a bridge through which water flows, is known as

The purest form of iron with low carbon content, normally less than 0.15 percent

The specific gravity of soil is usually between

The test generally used for the design for road pavements

In SI units, the stress is expressed in

The initial and final setting time of quick setting cements is

IS Sieve No. 9 relates with

The weight of rapid hardening cement is taken as

The ratio of the weight of any given volume of a substance to the weight of an equal or volume of pure water is termed as

The lowest point of the interior of a sewer or drain at any cross section

Waste water from bathrooms, labatory basins, kitchen sinks etc. which does not contain human excreta

The surface of the ground in its final shape and level after completion of earth work

Separate classes of highways with superior facilities and design standards, normally permit only fast moving vehicles

The wooden queen post truss is suitable for spans varying from

The shape of an automobile lamp reflector

The number of reaction component at a hinged support

Before testing setting time of cement, one should test for

The test used to detect the presence of uncombined lime in cement

A temporary structure constructed to support an unsafe structure, temporarily

The material which controls the initial setting time of cement

The tapered steps which are provided for changing the direction of a stair

The survey in which the curvature of earth is taken into consideration

In S.I. system the unit of length is

1 Hectare is equal to

In metric chain the length of one link is equal to

Metallic tape is made up of

Clinometer is an instrument which is commonly used for measuring

The area of a map of a plot is measured with a planimeter is found to be 1 m² . The map was drawn to a scale of 1:1000 Then the true area of the plot is

The fundamental principle of surveying is to work from

When 1 cm on a map represents 10 m on the ground the representative fraction of the scale is

The instrument attached to the vehicle in order to measure the distance is called

The error in measured length due to incorrect holding of chain is

Pentagraph is an instrument used to

The error in measured length due to sag of a chain or tape is known as

In a well-conditioned triangle no angle should be less than

The angle of intersection of the horizon glass and index glass in an optical square is

The least count of prismatic compass is