31301. The flownet of activities of a project is shown in the given figure. The duration of the activities are written along the arrows. The critical path of the activities is along
31302. The uncertainity principle was first stated by:
31303. Consider the following statement :
1. Hydraulic gradient required to initiate "quick" condition is independent of the ratio of volume of voids of solids in a soil mass.
2. Initiation of piping under hydraulic structures can be prevented by increasing the length of flow path of water.
3. Seepage pressure is independent of the coefficient of permeability.
Of these statement :
31304. A molecule is said to be chiral if it has:
31305. Which of the following waste disposal tasks are achieved by a septic tank with its dispersion tranch ?
1. Aerobic sluge digestion
2. Settling and anaerobic sludge digestion
3. Anaerobic sewage stabilisation
4. Bio-oxidation of effluent
Select the correct answer using the codes given below :
31306. Which of the following is a sandwich compound?
31307. The expansion and shrinkage of plywoods are comparatively very low as
31308. Conformational isomerism arises because of:
31309. Which one of the following methods is usually adopted for site welding of rails ?
31310. The number of optical isomers in the case of glucose are:
31311. In a simply supported beam AB of span L, the midpoint is C. In case-1, the beam is loaded by a central concentrated load W. In case-2, the beam is subjected to a U.D.L. of intensity w such that wL = W. The ratio of central deflection in case-1 to that in case-2 is
31312. Amino acids are the binding blocks of:
31313. An imaginary line passing through the optical centre of the objective and the optical centre of the eye-piece in the telescope of a surveying instrument is called the
31314. Natural fibre among the following is:
31315. Which of the following air pollutants is/are responsible for photochemical smog ?
1. Oxides of nitrogen
2. Ozone
3. Unburnt hydrocarbons
4. Carbon monoxide
Select the correct answer from the codes given below :
31316. As temperature increases the rate of the reaction:
31317. Consider the following statements :
Excess of sulphur in steel results in
1. red shortness
2. segregation
3. coldshortness.
Of these statements :
31318. Square root of the mean of the squares of the different velocities of the gas molecules is called:
31319. Evaporation of water from a beaker represents an example for:
31320. Consider the following statements :
Some amount of chlorides is allowed in drinking water because
1. it helps in killing bacteria.
2. small quantity of chlorides adds to the taste
3. it is not injurious to human health.
4. it is not economical to remove it completely.
Which of these statements are correct ?
31321. 7, 28, 63, 112,
31322. 9 പേരുടെ ശരാശരി വയസ്സ് 22 ആണ്. ഒരാൾ കൂടി ചേർന്നപ്പോൾ ശരാശരി 24 ആയാൽ അവസാനം ചേർന്ന ആളുടെ വയസ്സത്? [9 perude sharaashari vayasu 22 aanu. Oraal koodi chernnappol sharaashari 24 aayaal avasaanam chernna aalude vayasath?]
31323. A simply supported rectangular beam of span 'L' and depth 'd' carries a central load 'W' What ratio of maximum deflection to maximum bending stress is
31324. കൂട്ടത്തിൽ ചേരാത്തത് ഏത്? [Koottatthil cheraatthathu eth?]
31325. The Malayalee who delivered a historic continuous eight hour speech in UN General Assembly was?
31326. ഒരു കോഡുപയോഗിച്ച് LAST എന്നത് 108 ആയാൽ FIRST എന്നത് എത്രയാകും? [Oru kodupayogicchu last ennathu 108 aayaal first ennathu ethrayaakum?]
31327. A short bar element of uniform cross-section is subjected to concentrated axial forces at its two ends. The longitudinal stress distribution on the cross-section is uniform at
31328. S ന്റെ പുത്രനാണ് P. P യുടെ സഹോദരിയാണ് R. R ന്റെ മാതാവ് M ആയാൽ P യുടെ ആരാണ് .? [S nte puthranaanu p. P yude sahodariyaanu r. R nte maathaavu m aayaal p yude aaraanu .?]
31329. When power shovels are operated under different site conditions (in terms of material handled), what is the correct sequence in the increasing order of the ouput for the following materials ?
1. Well - blasted rock
2. Hard and tough clay
3. Poorly blasted rock
4. Moist loam or sand
Select the correct answer using the code given below :
31330. ഒരാൾ തന്റെ വീട്ടിൽനിന്നു വടക്കോട്ട് 5 കി. മീ. നടന്നു. അതിനുശേഷം വലത്തോട്ടു തിരിഞ്ഞ് 3 കി. മീ. നടന്നിട്ട്, വലത്തോട്ടു തിരിഞ്ഞ് വീണ്ടും നടന്നാൽ അയാൾ ഇപ്പോൾ ഏതു ദിശയിലേക്കാണ് നടക്കുന്നത്? [Oraal thante veettilninnu vadakkottu 5 ki. Mee. Nadannu. Athinushesham valatthottu thirinju 3 ki. Mee. Nadannittu, valatthottu thirinju veendum nadannaal ayaal ippol ethu dishayilekkaanu nadakkunnath?]
31331. In a saturated clay layer undergoing consolidation with single drainage at its top, the pore water pressure would be the maximum at its
31332. ഒരു ജോലി 12 പേർ ചേർന്ന് 8 ദിവ സംകൊണ്ട് തീർക്കും. അതേ ജോലി 4 പേർ ചേർന്ന് എത്ര ദിവസം കൊണ്ടു ചെയ്തുതീർക്കും? [Oru joli 12 per chernnu 8 diva samkondu theerkkum. Athe joli 4 per chernnu ethra divasam kondu cheythutheerkkum?]
31333. A flownet constructed to determine the seepage through an earth dam which is homogeneous but anisotropic, gave four flow channels and sixteen equipotential drops. The coefficients of permeability in the horizontal and vertical directions are 4 x 10-7 m/s and 1.0 x 10-7 m/s, respectively. If the storage head was 20 m, then the seepage per unit length of the dam (in m3/s) would be
31334. 38 പേരുള്ള ഒരു ക്യൂവിൽ ശ്യാമിന്റെ സ്ഥാനം പിന്നിൽനിന്ന് 17-ാമത് ആയാൽ മുന്നിൽ നിന്ന് ശ്യാമിന്റെ| സ്ഥാനമെത്ര? [38 perulla oru kyoovil shyaaminte sthaanam pinnilninnu 17-aamathu aayaal munnil ninnu shyaaminte| sthaanamethra?]
31335. A roaring rail has which one of the following defects ?
31336. KING എന്നത് JJMH ആയാൽ QUEEN എന്നത് ഏതാണ്? [King ennathu jjmh aayaal queen ennathu ethaan?]
31337. While aligning a hill road with a ruling gradient of 1 in 20, horizontal curve of radius 80 m is encountered. The compensated gradient on the curve will be
31338. - 81. 43, 47, 53, 59, 61, .... ...
31339. Stratification of water with depth in reservoir (with free surface) is based on temperature. The dark stagnant cooler water layer is known as
31340. ദിലീപ് ഒരു ജോലി 20 ദിവസം കൊണ്ട്ചെയ്തുതീർക്കും. എന്നാൽ ജോമോൻ ഇതു തീർക്കാൻ 60 ദിവസം വേണം. - രണ്ടു പേരും ചേർന്ന് ഈ ജോലി എത് ദിവസംകൊണ്ടു ചെയ്തുതീർക്കും? [Dileepu oru joli 20 divasam kondcheythutheerkkum. Ennaal jomon ithu theerkkaan 60 divasam venam. - randu perum chernnu ee joli ethu divasamkondu cheythutheerkkum?]
31341. The following steps are involved in arriving at a unit hydrograph.
1. Estimating the surface runoff in depth.
2. Estimating the surface runoff in volume.
3. Separation of base flow.
4. Dividing surface runoff ordinates by depth of runoff.
The correct sequence of the steps is :
31342. ഒരു കോഡനുസരിച്ച് 86 എന്നാൽ CITIZEN എന്നാണ്. എന്നാൽ അതേ രീതിയിൽ 51 എന്നാൽ എന്താണ്? [Oru kodanusaricchu 86 ennaal citizen ennaanu. Ennaal athe reethiyil 51 ennaal enthaan?]
31343. What type of vibrator is used for concreting thin section as well as heavily reinforced section?
31344. 4, 7, 12, 19,
31345. The difference between the sum of the angles of a plane triangle and the sum of the angles of a spherical triangle is one second when the triangle on the earth surface has an area of about
31346. ഐസിന് വെള്ളം എന്നപോലെയാണ് വെള്ളത്തിന് [Aisinu vellam ennapoleyaanu vellatthinu]
31347. Consider the following statements :
1. The standard penetration test is a reliable method for measuring the relative density of granular soils.
2. For a sand having the same relative density, N-values remain the same at all depths.
3. For a sand having the same relative density, N-values are different at different depths.
Which of the statements given above is/are correct ?
31348. ഒരു സംഖ്യയുടെ അഞ്ചിരട്ടി, മുപ്പതി നേക്കാൾ അഞ്ച് കുറവാണ് എങ്കിൽ സംഖ്യയേത്? [Oru samkhyayude anchiratti, muppathi nekkaal anchu kuravaanu enkil samkhyayeth?]
31349. In a plane table survey, the plane table station position was to be fixed with respect to three reference points. It was found that one of the reference points was not visible due to some obstruction. It was, therefore decided to make use of the other two points only. Which one of the following statements is true regarding the determination of station position ?
31350. ഒരാൾ തന്റെ വരുമാനത്തിൽ 60% വീട്ടാവശ്യത്തിനും 15% കടം തീർക്കുന്ന തിനും ബാക്കി വസ്ത്രത്തിനും ചെലവഴിക്കുന്നു. വസ്ത്രത്തിനു ചെലവാക്കുന്നത്. 800 രൂപ ആയാൽ അയാളുടെ വരുമാന മെത്ര? [Oraal thante varumaanatthil 60% veettaavashyatthinum 15% kadam theerkkunna thinum baakki vasthratthinum chelavazhikkunnu. Vasthratthinu chelavaakkunnathu. 800 roopa aayaal ayaalude varumaana methra?]