151 How many meridians are used in surveying?
152 ________ is a term used that prevents the needle from pointing to the magnetic North in a given locality.
(A) Local attraction
(D) Local distraction
153 ___________ line is the line drawn through points of the same declination.
154 Which of the below is not a temporary adjustment of the prismatic compass?
(C) Focussing prism
(D) Adjusting sight vane
155 How many types of variations in declination are there?
156 A levelling staff is used to establish:
(A) Horizontal line of sight
(B) Vertical line of sight
(C) Location of points
(D) Distance of points
157 Dumpy level was originally designed by:
158 Which of the below is used to make a line of sight horizontally in a level?
(A) Foot screws
(B) Levelling head
(D) Tangent screws
159 A digital level reads a:
(A) Target staff
(B) Barcoded staff
(C) Digital staff
(D) Telescopic staff
160 Which of the below cannot be used to measure vertical heights?
(A) Self level
(B) Aneroid barometer
161 How many types of self-reading staff are available?
162 Which of the below is not common in all levelling equipment?
(B) Level vials
(C) Level rods
(D) Tilting screws
163 Trigonometric levelling is also called:
(A) Indirect levelling
(B) Differential levelling
(C) Fly levelling
(D) Profile levelling
164 In _________ levelling, the first and last point are at a far distance.
165 Stadia levelling is a modified form of:
(A) Fly levelling
(B) Differential levelling
(C) Simple levelling
(D) Trigonometric levelling
166 Reciprocal levelling is used when,
(A) Flat terrain
(B) Obstacles are there
(C) BM not visible
(D) Highway construction
167 In a hilly terrain, staff reading is more at:
(A) Lower point
(B) Higher point
(C) First point
(D) Last point
168 Which is the arithmetic check for the height of instrument method?
(A) ΣFS + ΣBS = First RL + Last [email protected]
(B) ΣBS – ΣFS = Last RL – First [email protected]
(C) ΣFS + ΣBS = Last RL + First [email protected]
(D) ΣBS – ΣFS = First RL – Last [email protected]
169 Which instrument is used in trigonometric levelling?
(A) Wye level
(D) Dumpy level
170 In levelling, error due to earth’s curvature is to be corrected using:
171 Contours can be found in a __________ map.
172 Contour Maps are not mandatory in civil engineering projects like road works, dams, canals,etc.
173 How many methods of contouring are present?
174 Indirect methods uses how many methods?
175 The commonly used squares in the method of a square is:
(A) 10m x 10m to 5m x 5m
(B) 10m x 10m to 15m x 15m
(C) 5m x 5m to 20m x 20m
(D) 5m x 5m to 10m x 15m
176 Which of the below methods is used for interpolating contour points between 2 points?
(A) Arithmetic calculation
(B) Using measuring tapes
(C) Taking pictures of area
(D) Using a theodolite
177 The contour interval is the same for all purposes.
178 The curves used for drawing lines between points in a contour line is:
(A) Radial curve
(B) French curve
(D) Inverted curve
179 Which shaped lines indicate the presence of a ridge?
180 The line which separates the catchment basin from the rest of the area is:
(A) Ridge line
(B) Dam line
(C) Catchment line
(D) Watershed line
181 Which of the below is used up to a range of 100km?
(C) Visible range
182 A total station is a combination of:
(A) EDM and Theodolite
(B) Compass and EDM
(C) Electronic Theodolite and EDM
(D) EDM and electronic Compass
183 Which unit in total station processes data collected?
(A) Data collector
(C) Storage system
184 Which is the latest development in a total station?
(A) High resolution
(B) High accuracy
185 Which of the below is not an application of total station?
(A) Crime scene investigation
(B) Furniture manufacture
186 What is the range of medium range EDM?
187 Each point entered in a total station is stored in:
(A) Hard discs
(B) Electronic books
(C) Data storage
188 Which of the below is a commercial element in highway construction?
(B) Installation technique
(C) Environmental aspects
189 ___________ can provide a 3-5 dB reduction in tyre-pavement noise emissions.
(C) Rubberised asphalt
190 In a building, to provide ultimate comfort to occupants ________ can be used.
191 Which IS codes gives details about elevators?
(A) IS 27752
(B) IS 38665
(C) IS 14665
(D) IS 27855
192 The slope of a ramp should not be more than:
(A) 1 in 35
(B) 1 in 20
(C) 1 in 15
(D) 1 in 10
193 How many types of ventilation are there?
194 A fire detector cannot detect:
195 When exposed to fire, concrete has very little strength left after:
196 Desiccants are chemicals that:
(A) Remove humidity
(B) Add humidity
(C) Add moisture
(D) Remove moisture