31355. For the frame shown in the figure, the distribution factors for members BC and BA at joint B are
31356. ഒരു കച്ചവടത്തിൽ ഡെന്നി, ദിലീപ്, ജോമോൻ ഇവർ ചേർന്ന് യഥാക്രമം 4: 5:6 എന്ന അനുപാതത്തിൽ മുതൽ മുടക്കി. കച്ചവടത്തിൽ 1 800/- രൂപ ലാഭം കിട്ടിയാൽ അതിൽ ഡെന്നിയുടെ വിഹിതമെത്ര? [Oru kacchavadatthil denni, dileepu, jomon ivar chernnu yathaakramam 4: 5:6 enna anupaathatthil muthal mudakki. Kacchavadatthil 1 800/- roopa laabham kittiyaal athil denniyude vihithamethra?]
31357. Force in the member AB of the frame shown in the given figure will be:
31359. What should be the minimum grade of reinforced concrete in and around sea coast construction?
31360. കൃത്രിമമായി മുട്ട വിരിയിക്കാൻ സാധ്യമാക്കുന്ന യന്ത്രം [Kruthrimamaayi mutta viriyikkaan saadhyamaakkunna yanthram]
31361. A sand deposit has a porosity of 1/3 and its specific gravity is 2.5. The critical hydraulic rediant to cause sand boiling in the stratum will be
31362. സൂര്യപ്രകാശത്തിന്റെ സാന്നിധ്യത്തിൽ കാർബൺഡൈ ഓക്സൈഡും ജലവും ഉപയോഗിച്ച് സസ്യങ്ങൾ ആഹാരം നിർമിക്കുന്ന പ്രക്രിയയെ പറയുന്ന പേര്? [Sooryaprakaashatthinte saannidhyatthil kaarbandy oksydum jalavum upayogicchu sasyangal aahaaram nirmikkunna prakriyaye parayunna per?]
31363. What is the correct sequence of the following events in rock tunnelling :
1. Marking tunnel profile
2. Loading explosive and blasting
3. Checking misfire
4. Muking
5. Removing foul gas
6. Setting up and drilling
7. Gunnisting
Select the correct answer using the codes given below :
31364. നട്ടെല്ലുള്ള ജീവികൾ അറിയപ്പെടുന്നത് എന്നാണ് [Nattellulla jeevikal ariyappedunnathu ennaanu]
31365. Which of the following are the criteria associated with the design of sag vertical curve ?
1. Provision of minimum stopping distance during day time
2. Adequate drainage
3. Comfortable operation
4. Pleasant appearance
Select the correct answer using the codes given below:
31366. കരയിലും വെള്ളത്തിലും ജീവിക്കാൻ കഴിയുന്ന ജീവികളെ പറയുന്ന പേര്? [Karayilum vellatthilum jeevikkaan kazhiyunna jeevikale parayunna per?]
31367. Which one of the following is the correct statement ?
Refractory bricks resist:
31368. റബർ പാൽ ഖരീഭവിക്കുവാൻ വേണ്ടി ചേർക്കുന്ന ആസിഡ്? [Rabar paal khareebhavikkuvaan vendi cherkkunna aasid?]
31369. The following quantities refer to a channel section used as a beam :
b = width of flange (upto centre of web thickness).
h = depth of web (c/c of flange thickness).
t = thickness of flange and web.
I = moment of inertia of channel about xx axis.
e = distance of shear centre, outside the channel from the mid thickness of the web.
The value of 'e' is given by
31370. Which of the following statements is NOT correct ?
31371. The velocity distribution for flow over a plate is given by u = 0.5 y - y2 where u is the velocity in m/s at a distance y metre above the plate. If the dynamic viscosity of the fluid is 0.9 N/m2, then what is the shear stress at 0.20 m from the boundary?
31372. Consider the following :
1. Initial consolidation.
2. Primary consolidation.
3. Secondary consolidation.
4. Final consolidation.
The three stages which would be relevant to consolidation of a soil deposit includes
31373. Consider the following statements :
1. Mastic asphalt is a mixture of hard grade bitumen or blown bitumen, minerals filter and fine aggregates.
2. % of binder content in the mastic asphalt is 17-20 percent by weight of the aggregates. Which of the statements given above is/are correct ?
31374. An element is subjected to stress as given in figure. For this state of stress, what is the maximum shear stress ?
31375. What is the maximum possible value of Poisson's ratio for a non-dilatant material ?
31376. Consider the following statements :
Curing of concrete is necessary because
(a) concrete needs more water for chemical reaction
(b) it is necessary to protect the water initially mixed in concrete from being lost during evaporation
(c) penetration of surrounding water increases the strength of concrete Which of the statements given above is/are correct ?
31377. The combined correction for curvature and refraction for a distance of 1400 m is
31378. Given that for a soil deposit,
K0 = earth pressure coefficient at rest,
Ka = active earth pressure coefficient,
Kp = passive earth pressure coefficient and
u = Poisson's ratio, the value of (1 - μ) is given by
31379. In water treatment process, the chemical used for defluoridation is
31380. As elastic bar of length 'l', cross-sectional area A, Young's modulus of elasticity E and self-weight W is hanging vertically. It is subjected to a load P applied axially at the bottom end. The total elongation of the bar is given by.
31381. A mixture of iron filings and sand can be separated by?
31382. For a state of plane stress σ1 = σx = 40 MPa, and σ2 = σy = 20MPa. What are the values of the maximum in-plane shearing stress and absolute maximum shearing stress ?
31383. A T-beam roof section has the following particulars :
Thickness of slab 100 mm
Width of rib 300 mm
Depth of beam 500 mm
Centre to centre distance of beams 3.0 m
Effective span of beams 6.0 m
Distance between points of contraflexure is 3.60 m.
The effective width of flange of the beam is
31384. A dry sand specimen is put through a triaxial test. The cell pressure is 50 kPa and the deviator stress at failure is 100 Pa. The angle of internal friction for the sand specimen is
31385. A channel of bed slope 0.0009 carries a discharge of 30 m3/s when the depth of flow is 1.0 m. What is the discharge carried by an exactly similar channel at the same depth of flow if the slope is decreased to 0.0001 ?
31386. Which one of the following would contain water with the maximum amount of turbidity ?
31387. The following steps are necessary to obtain sufficient accuracy with the tape :
1. Keeping uniform tension on tape for each measurement:
2. "Breaking" tape on slopes are necessary to keep the tape level.
3. Keeping accurate count of the stations.
4. Keeping the tape on the line being measured.
The correct sequence of these steps is
31388. A bar of length l is uniformly tapering from a diameter d1 at one and to a diameter d2 at the other end. The bar is subjected to an axial tensile loads. What is the total elongation (where E = Young's modulus of elasticity. )
31389. A welded steel plate girder consisting of two flange plates of 350 mm x 16 mm and a web plate of 1000 mm x 6 mm, requires
31390. ABCD is a beam of length 5l which is supported at B and C (having supported length BC = 'l') and having two equal overhangs AB and CD of length 2l each. It carries a u.d.l. of intensity p per unit length throughout the beam as shown in the given figure.
The points of contraflexure will occur
31391. Which one of the following is employed to determine strength of hardened existing concrete structure ?
31392. Which one of following statements associated with groynes :
1. Hydraulic behaviour of a system of groynes is influenced by the characteristics of particles that constitute the littoral drift.
2. Groyne is constructed approximately parallel to shore.
Which of the statements given above is/are correct ?
31393. Reinforced concrete door and window frames can be compacted using :
1. needle vibrator
2. plate vibrator
3. form vibrator
4. tapping
The correct sequence of these equipment in order of preference (from the best to the worst) is
31394. If the Froude number of flow in an open channel is more than 1.0 then the flow is said to be
31395. Due to some point load anywhere on a fixed beam, the maximum free bending moment is M. The sum of fixed end moment is
31396. In a particular material, if the modulus of rigidity is equal to the bulk modulus, then the Poisson's ratio will be
31397. The weight of aggregate having specific gravity 2.65, completely filled into a cylinder of volume 0.003 m3 is 5.2 kg. What is the value of the angularity index of aggregate (approximately) as given by Murdock ?
31398. Which of the following pairs in respect of ordinary Portland cement (OPC) are correctly matched
1. Initial setting time....30 minutes
2. Final setting time....10 hours
3. Normal consistency....10%
Select the correct answer from the codes given below :
31399. A spillway of an irrigation project is to be studied by means of a model constructed to a scale of 1 : 9. The prototype discharge is 1000 m3/s. Neglecting the viscous and surface tension effects, the required flow rate for the model is
31400. The proclamation (1859) made by Uthradam Thirunal of Travancore help to end?