31151. The runway length after correcting for elevation and temperature is 2845 m. If the effective gradient on runway is 0.5 per cent, then the revised runway length will be
31152. Which of the following advantages accrue to the use of Articulate Dump Trucks (ADT) over Rigid Dump Trucks (RDT) for construction and earth moving work ?
1. Higher manoeuverability
2. Low turning radius.
3. Lower fleet costs.
Select the correct answer using the code given below :
31153. Fill up the blanks from the choices given: This is a wonderful opportunity ,.........?
31154. Which one of the following statements is correct ?
Linear arch is one which represents :
31155. The two-peg test in the adjustment of a dumpy level employs the principle that
31156. Undisturbed soil samples are required for conducting
31157. In a plastic analysis of structures, the segment between any two successive plastic hinges is assumed to deform as :
31158. Consider the following assumptions :
1. The shearing stress in all the rivets is uniform
2. The bearing stress is not uniform
3. Bending of rivets can be neglected
The assumptions made while designing a riveted joint would include
31159. Surkhi is added to lime mortar to
31160. The Trap used for a water closet is called
31161. For a sleeper density of (n + 5), the number of sleepers required for constructing a broad gauge (BG) railway track of length 650 m is
31162. Consider the following statements in respect of a thick cylinder subjected to internal pressure:
1. The stress on an element on the outer wall is unidirectional
2. The stresses on an element on the inner wall are principal stresses.
3. The constants of the Lames equation are positive.
Which of these statements are correct ?
31163. Consider the following statements: An aqueduct is a cross drainage work in which
(a) a canal is carried over the drainage channel
(b) a drainage channel is carried over the canal
(c) both drainage channel and canal are at the same level.
Which of the statements given above is/are correct ?
31164. Two shafts of same material and same length are connected in series and subjected to a torque 'T' as shown in the given figure. If , what is the value of the ratio ? (Where τ1 and τ2 are the extreme shear stresses in either of two segments)
31165. Which one of the following is the most critical rivet in the joint shown in the figure given?
31166. A good brick when immersed in water bath for 24 hours, should not absorb more than
31167. A truss ABC, carries two horizontal and two vertical loads, as shown in the figure. The horizontal and vertical components of the reaction at A will be
31168. Contour interval on a map sheet denotes
31169. Which one of the following is the correct statement ? A particle in simple harmonic motion while passing through the mean position will have
31170. What are the phenomena of global warming and acid rain formation attributed to ?
31171. The following observation relate to designing of laced column :
1. Single lacing systems on opposite planes shall preferably be in the same direction so that one is the shadow of the other.
2. Lacing bar should only be a flat.
3. The slenderness ratio of the lacing bars for compression shall not exceed 180.
4. Laced compression members are to be provided with tie plates of ends.
Of these observations :
31172. For Froude number of a hydraulic jump is 5.5. The jump can be classified as a/an:
31173. A cantilever pin-jointed truss carries one load P at the point Z as shown in the given figure. The hinges in the vertical wall are at A and D. The truss has only three horizontal members AC, CG and GZ.
The nature of force in member AB
31174. A saturated stiff clay has unit weight 2 gm/cm3 and unconfined compressive strength 2 kg/cm2. The depth of tension crack that would develop in this clay is
31175. Consider the following statements :
1. In a member subjected to uniaxial tensile force the maximum normal stress is the external load divided by the maximum cross-sectional area.
2. When the structural member is subjected to uniaxial loading, the shear stress is zero on a plane where the normal stress is maximum.
3. In a member subjected to uniaxial loading, the normal stress on the planes of maximum shear stress is less than the maximum.
Of these statements :
31176. .The displacement thickness of a boundary layer is
31177. The axial load which just produces the condition of elastic instability in a column is
31178. If R is the radius of the circular railway curve in metres and D is the degree of the curve, then which one of the following is the expression for D ?
31179. Given below are methods of compaction :
1. Vibration technique
2. Flooding the soil
3. Sheeps-foot roller
4. Tandem roller
5. Heavy weights dropped from a height.
The methods suitable for cohesionless soils include
31180. ......... of my friends are learning English.?
31181. Consider the following statements relating to triaxial tests :
1. Change in length of the specimen in a triaxial shear test is required to be accounted for in the calculation of stresses at failure.
2. In 'Drained Triaxial Shear Test', drainage is permitted under a specified all-round pressure until consolidation is complete. The principal stress difference is then applied with no drainage being permitted.
3. Unconfined compression test is a special case of triaxial shear test.
Of these statements :
31182. The ESR spectrum of methyl radical contains -------lines
31183. The given figure shows the arrow diagram for a particular project. The arrow 'A' is known as
31184. When some non volatile solute is added to a volatile solvent there is an increase in its:
31185. In a plane strain problem in XY plane, the shear strain = 12 x 10-6, and the normal strain in X and Y direction = 0, For this state of strain, what is the diameter of the Mohr's Circle of strain ?
31186. Which one of the following IM solutions will show the highest freezing point?
31187. A horizontal fixed beam is fixed at both it ends A and B. During loading, the right support sinks by an amount δ. Flexural rigidity of the beam is uniform and is equal to EI. Length of the beam is L. What is the moment developed at the centre of the beam due to sinking of the support ?
31188. Pattinsons process is used for the profitable removal of:
31189. A lighthouse is visible just above the horizon at a certain station at the sea level. The distance between the station and the lighthouse is 40 km. The height of the lighthouse is approximately
31190. A system consisting of one phase only is said to be:
31191. Which of the following did not figure in the 20 point Economic Programme initiated by Rajiv Gandhi?
31192. Which among the following make use of Tyndall effect?
31193. A close-coiled helical spring has 100 mm mean diameter and is mada of 20 turns to 10 mm diameter steel wire. The spring carries an axial load of 100 N Modulus of rigidity is 84 GPa. The shearing stress developed in the spring in N/mm2 is
31194. Zeolites are used as:
31195. Consider the following statements pertaining to plane table survey :
1. Two-point problem is solved by mechanical method.
2. Three-point problem is solved by Bessel's method.
3. In two point problem, auxiliary station is required.
Of these statements :
31196. The number of atoms per unit cell in a simple cubic,FCC and BCC arrangement are respectively:
31197. The place which is known as ‘mecca of temple architure’?
31198. Every colloidal system is:
31199. Rousseau’s study greatly contributed to which one of the following?