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WorksheetsOverseer Gr II SET 12
Total questions: 15
Worksheet time: 8mins
Miscounting of the chain length is
Cumulative error
Compensating error
Instrumental error
Natural error
The main difference between a map from a plan is
Objects in their sealed size
Objects in their shape
Objects by means of symbol due to its smaller size
Objects by mean of smaller size
The true bearing of a line ks calculated as
Magnetic bearing- magnetic declination
Magnetic bearing+ magnetic declination
Magnetic declination-magnetic bearing
Magnetic bearing-magnetic dip
Correction applied for eliminating the effect of earth. Curvature is
Adding
Subtractive
Cumulative
Multiplying
In levelling the effect of refraction is
Increase the staff reading
Reduce the staff reading
Distrot the staff reading
None of these
When taking a back sight with a theodolite the screw which is tightened first is
Upper tangent screw
Lower tangent screw
Lower clamp screw
Upper clamp screw
The first generation computers are built during
First world war
Second world war
1890-1910
1920-1930
In RCC lintels the position of main steel in concrete should be at
The center
The top
The bottom
Any position
Permissible error in chaining for measurement in a hilly ground is
1:200
1:2000
1:400
1:1000
The smaller angle which a line makes with a true meridian is called
Bearing
Declination
Azimuth
Dip
When the line of sight is perpendicular to the horizontal axis the vertical circle must read
0°
90°
120°
180°
A line AB of length of 100m setting out right angle to the north, it's latitude is
100m
50m
0m
200m
The ratio of the volume of voids to the total volume of soil mass is called
Water cement ratio
Void ratio
Degree of saturation
Porosity
To prevent segregation, the concrete should not be thrown from a height of more than
0.5m
1m
1.5m
2m
The true bearing of a line ks calculated as
Magnetic bearing- magnetic declination
Magnetic bearing+ magnetic declination
Magnetic declination-magnetic bearing
Magnetic bearing-magnetic dip
