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A freely floating needle slightly gets inclined to the horizontal anywhere except on the equator. It is called.
In a whole circle bearing system, maximum value of bearing is
When the magnetic bearing of the sun at noon is 185° 20' the magnetic declination will be
The magnetic bearing of a line is 54° 30' and the magnetic declination is 4° 30'west. The true bearing of a line will be
At equator the amount of dip is
The horizontal angle between the true meridian and magnetic meridian is Known as
The direction indicated by a freely suspend Properly magnetic needle is called
The reduced bearing corresponding whole circle bearing of 210° 15' is
Sum of the included angles in a traverse of n sides can be obtained by
The lines of earth's magnetic field run from:
If the fore bearing of a line is N 36° 25' W its back bearing will be
The line in which the plane passing through the given point and the north and south poles intersects the surface of the earth is called:
In a whole circle bearing System, S 25° 25' E corresponding to
ABCD is a square, Bearing of AB = 50° hence bearing of DC is
If bearing of AB = N50°E, bearing of AC = N40°W when angle BAC
If bearing of OA =20°, and bearing of OB= 140° then angle AOB
An Optical Square is used to measure angles by
The angle of intersection of the horizon glass and index glass in an optical square is
The adjustable cross-staff is used for setting out an offset
The instrument used for setting out an offset at a right angle is called
The limiting length of the offset is ------- when it is set out by eye
The cumulative errors that occur for a length of line 'l' are proportional to
The correction to be applied to each 30 m chain for a line along a slope of θ is
A line joining some fixed points on the main survey line, is called a
Correction for pull is
Correction for slope is:
Indirect ranging is adopted when the two ends of chain line are
The correction for Negative error sag required is
The error in measured length due to sag of chain or tape is known as
When the length of chain used in measuring distance is longer than the Standard length, the error in measured distance will be:
An Engineer's chain are made up of:
Handles of chains are made up of
An average length of a pace is:
The surveying used to determine additional details such as boundaries of fields, is called:
The ability of sub soil to support the load of the structure without yielding is known as
The lowest part of a structure which transmit sthe load to, the soil is known as
M20 mix of concrete is corresponding to
In ordinary residential building the D.P.C may be provided at
A low height Wall constructed along the edge of the roof is called
A stretcher bond is usually used for
Most modern survey instrument used for civil engineering works is
A pattern of dots that appears on screen but that does not print is called
Which is an input device
The signal located at the boundary of the station limit is
Waterway provided to dispose surplus floodwater from a reservoir
The volume of water stored in the reservoir which is available for drawing through sluices
Lining of canal is done to control
The canal which is aligned at right angles to the contours is called
The water bearing layer of soil is known as
The ground water contribution to the stream is known as