MCQOPTIONS
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MCQOPTIONS
This section includes 428 Mcqs, each offering curated multiple-choice questions to sharpen your Surveying knowledge and support exam preparation. Choose a topic below to get started.
| 151. |
At a road junction, 16 cross conflict points are severe, if |
| A. | both are one-way roads |
| B. | both are two-way roads |
| C. | one is two-way road and other is one-way road |
| D. | none of these. |
| Answer» C. one is two-way road and other is one-way road | |
| 152. |
The width of the right of way in urban area, is kept between 24 m to 60 m for |
| A. | National Highways |
| B. | State Highways |
| C. | Both (a) and (b) |
| D. | None of these. |
| Answer» D. None of these. | |
| 153. |
While designing hair pin bends on higways, the minimum |
| A. | designed speed is 20 km/hour |
| B. | gradient is 1 in 40 |
| C. | gradient is 1 in 200 |
| D. | All the above. |
| Answer» E. | |
| 154. |
Enoscope is used to determine |
| A. | spot speed |
| B. | average speed |
| C. | travel time |
| D. | none of these. |
| Answer» B. average speed | |
| 155. |
The minimum road width is taken |
| A. | 9 m |
| B. | 12 m |
| C. | 16 m |
| D. | 20 m |
| Answer» B. 12 m | |
| 156. |
While calculating the overtaking sight distance, the height of the object above road surface, is assumed |
| A. | Zero |
| B. | 50 cm |
| C. | 75 cm |
| D. | 120 cm |
| Answer» E. | |
| 157. |
If V is the design speed in km/hour and R is the radius of the curve of a hill road, the super-elevation |
| A. | e = V/127R |
| B. | e = V²/127R |
| C. | e = V²/225R |
| D. | e = V/225R |
| Answer» D. e = V/225R | |
| 158. |
If the rate of change of the super-elevation along a curved portion of a 7 metre wide road is 1 in 150 and the maximum super-elevation allowed is 1 in 15, the maximum length of the transition curve to be provided at either end, is |
| A. | 65 m |
| B. | 70 m |
| C. | 75 m |
| D. | 80 m |
| Answer» C. 75 m | |
| 159. |
Gradient resistance of moving vehicles along down slopes, is |
| A. | + 7 kg/tonne |
| B. | + 9 kg/tonne |
| C. | - 9 kg/tonne |
| D. | - 7 kg/tonne |
| Answer» D. - 7 kg/tonne | |
| 160. |
If the width of carriage way is 12.5 metres, outer edge 50 cm higher than the inner edge, the required super elevation is |
| A. | 50 cm |
| B. | 1 in 25 |
| C. | 1 in 400 |
| D. | 1 in 40 |
| Answer» C. 1 in 400 | |
| 161. |
Floating gradients are generally provided |
| A. | along maximum gradients |
| B. | along minimum gradients |
| C. | at summit curves |
| D. | at valley curves |
| Answer» D. at valley curves | |
| 162. |
The extra widening of pavements recommended by Indian Roads Congress for hill roads having radius 150 metres, is |
| A. | 1.5 m |
| B. | 1.0 m |
| C. | 0.5 m |
| D. | 0.0 m |
| Answer» E. | |
| 163. |
The ratio of maximum deviation angle and maximum polar deflection angle of a Lemniscate curve, is |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 5 |
| Answer» C. 4 | |
| 164. |
The radius of curvature provided along a transition curve, is |
| A. | minimum at the beginning |
| B. | same throughout its length |
| C. | equal to the radius of circular curve |
| D. | varying from infinity to the radius of circular curve. |
| Answer» E. | |
| 165. |
Design of horizontal curves on highways, is based on |
| A. | design speed of vehicles |
| B. | permissible friction on the road surface |
| C. | permissible centrifugal ratio |
| D. | all the above. |
| Answer» E. | |
| 166. |
In complex situations, total time required for a driver to form a judgement and to act, may be taken as |
| A. | 1.0 sec |
| B. | 1.5 sec |
| C. | 2.0 sec |
| D. | 3.0 sec |
| Answer» E. | |
| 167. |
If x% is the gradient of an alignment and y% is the gradient after proper superelevation along a curved portion of a highway, the differential grade along the curve, is |
| A. | (x + y)% |
| B. | (x - y)% |
| C. | (y - x)% |
| D. | (x x y)% |
| Answer» D. (x x y)% | |
| 168. |
The width of the right of way, is influenced by |
| A. | formation width |
| B. | shoulders or berms |
| C. | classification of road |
| D. | all the above. |
| Answer» E. | |
| 169. |
If the width of a pavement slab is 7.5 m, thickness 20 cm and working stress 1400 kg/cm², spacing of 10 mm tie bars for the longitudinal joint, is |
| A. | 10 cm |
| B. | 20 cm |
| C. | 30 cm |
| D. | 40 cm |
| Answer» D. 40 cm | |
| 170. |
According to IRC : 52-1973, for a single lane National Highway in hilly region, |
| A. | width of the carriageway must be 3.75 m |
| B. | shoulders on either side must be 1.25 m |
| C. | total width of the road-way must be 6.25 m |
| D. | total of the above. |
| Answer» E. | |
| 171. |
Any gradient on a road is said to be an exceptional gradient, if it is |
| A. | more than ruling gradient |
| B. | less than average gradient |
| C. | more than floating gradient |
| D. | less than minimum gradient or more than maximum gradient. |
| Answer» E. | |
| 172. |
The total length of a valley formed by two gradients - 3% and + 2% curve between the two tangent points to provide a rate of change of centrifugal acceleration 0.6 m/sec², for a design speed 100 km ph, is |
| A. | 16.0 m |
| B. | 42.3 m |
| C. | 84.6 m |
| D. | none of these. |
| Answer» D. none of these. | |
| 173. |
If a Lemniscate curve having an angle of deflection Δ, is transitional throughout, the maximum polar angle is |
| A. | Δ/2 |
| B. | Δ/3 |
| C. | Δ/4 |
| D. | Δ/6 |
| Answer» E. | |
| 174. |
The statement, regarding the size of stones used at the wearing surface. "The size of a stone used on a road must be in due proportion to the space occupied by a wheel of ordinary dimensions on a smooth level surface. The point of contact will be found to be longitudinal about 2.5 cm and every piece of stone put into the road which exceeds 2.5 cm in any of its dimension is mischievious" was made by |
| A. | Telford |
| B. | Macadam |
| C. | Tresguet |
| D. | Sully. |
| Answer» C. Tresguet | |
| 175. |
A district road with a bituminous pavement has a horizontal curve of 1000 m for a design speed of 75 km ph. The super-elevation is |
| A. | 1 in 40 |
| B. | 1 in 50 |
| C. | 1 in 60 |
| D. | 1 in 70 |
| Answer» B. 1 in 50 | |
| 176. |
In India the modes of transportation, in the order of their importance, are |
| A. | air transport, shipping, roads, railways |
| B. | shipping, roads, railways, air transport |
| C. | roads, railways, air transport, shipping |
| D. | railways, roads, shipping, air transport |
| Answer» E. | |
| 177. |
Pick up the incorrect statement from the following. The super-elevation on roads is |
| A. | directly proportional to width of pavement |
| B. | directly proportional to velocity of vehicles |
| C. | inversely proportional to acceleration due to gravity |
| D. | inversely proportional to the radius of curvature. |
| Answer» C. inversely proportional to acceleration due to gravity | |
| 178. |
Maximum number of passenger cars that can pass a given point on a road during one hour under the most ideal road way and traffic conditions, is known as |
| A. | traffic density |
| B. | basic capacity of traffic lane |
| C. | possible capacity of traffic lane |
| D. | all the above. |
| Answer» C. possible capacity of traffic lane | |
| 179. |
The wall constructed for the stability of an excavated portion of a road on the hill side, is known as |
| A. | retaining wall |
| B. | breast wall |
| C. | parapet wall |
| D. | all the above. |
| Answer» C. parapet wall | |
| 180. |
A single lane carriage way whenever changes to two-lane carriage way, is affected through a taper of |
| A. | 1 in 10 |
| B. | 1 in 15 |
| C. | 1 in 20 |
| D. | 1 in 15 to 1 in 20 |
| Answer» E. | |
| 181. |
If R is the radius of a main circular curve, Δ is the angle of deflection and α is the polar deflection angle of any point, its radial distance is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» B. B | |
| 182. |
If V is the velocity in km.p.h., t the brake reaction time in seconds and η the efficiency of the brakes, the stopping distance S of the vehicle, is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» D. D | |
| 183. |
The safe stopping sight distance D, may be computed from the equation |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» B. B | |
| 184. |
If E is the modulus of elasticity of the concrete in kg/cm², d is the slab thickness in cm, is the Poisson's ratio for the concrete, k is the sub-grade modulus kg/cm³, the radius r of relative stiffness in cm, |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» B. B | |
| 185. |
If P is the number of vehicles per day at last census, r is the increase in traffic and n is the number of years passed after last census, number of vehicles A per day for design, is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» B. B | |
| 186. |
If N is deviation angle, the length L, of a parabolic vertical curve for safe stopping distance S, is |
| A. | A |
| B. | B |
| C. | Both C and D |
| D. | Both A and B |
| Answer» E. | |
| 187. |
The standard equation of a cubical spiral transition curve provided on roads, is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» C. C | |
| 188. |
If h1 is the height of the driver's eye and h2 is the height of an obstruction above road surface, then, for a minimum sight distance S, the length of the vertical curve should be greater than |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» C. C | |
| 189. |
An upgrade g1% is followed by a downgrade g2%. The equation of the parabolic curve of length L to be introduced, is given by |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» C. C | |
| 190. |
If L is the length of vehicles in metres, C is the clear distance between two consecutive vehicles (stopping sight distance), V is the speed of vehicles in km/hour, the maximum number N of vehicles/hour, is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» B. B | |
| 191. |
If cross slope of a country is upto 10% the terain is classified as |
| A. | plain |
| B. | rolling |
| C. | mountainous |
| D. | steep. |
| Answer» B. rolling | |
| 192. |
Excessive camber on pavements may cause |
| A. | deterioration of central portion |
| B. | slip of the speedy vehicles towards the edges |
| C. | erosion of the berms |
| D. | all the above. |
| Answer» E. | |
| 193. |
Pick up the incorrect statement from the following. If water cement ratio is |
| A. | increased, strength of concrete increases |
| B. | decreased, strength of concrete increases |
| C. | increased, strength of concrete is not affected |
| D. | none of these. |
| Answer» D. none of these. | |
| 194. |
If V is the design speed of vehicles in km/hour, the change of radial acceleration in metres/sec³, is |
| A. | 65/(70+V) |
| B. | 60/(70+V) |
| C. | 70/(65+V) |
| D. | 80/(75+V) |
| Answer» E. | |
| 195. |
The full width of land acquired before finalising a highway, alignment is known |
| A. | width of formation |
| B. | right of way |
| C. | carriage way |
| D. | roadway. |
| Answer» C. carriage way | |
| 196. |
For a poorly graded sub-grade soil, thickness of sub-base, is |
| A. | 10 cm |
| B. | 15 cm |
| C. | 20 cm |
| D. | 30 cm |
| Answer» E. | |
| 197. |
The desirable camber for straight roads with water bound macadam or gravel surface, is |
| A. | 1 in 33 to 1 in 25 |
| B. | 1 in 40 to 1 in 33 |
| C. | 1 in 150 to 1 in 140 |
| D. | 1 in 160 to 1 in 140 |
| Answer» C. 1 in 150 to 1 in 140 | |
| 198. |
If the rate of change of grade permitted along a vertical curve is r and total change of grade is g%, the length L of the curve to be provided, is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» C. C | |
| 199. |
Border Roads Organisation for hilly regions, was formed in |
| A. | 1947 |
| B. | 1954 |
| C. | 1958 |
| D. | 1960 |
| Answer» E. | |
| 200. |
If At is the area of steel cross-section, t is working stress, L is width of road and W is weight of slab per square metre, the spacing of the tie bars for a longitudinal joint, is |
| A. | A |
| B. | B |
| C. | C |
| D. | D |
| Answer» E. | |