29301. Which of the following has rotten eggy smell ?
29302. Freezing of 35% oleum during its shipment in winter is avoided by the addition of small amount of
29303. In hot working, dynamic recovery occurs in
29304. Which of the following manufacturing processes produces the strongest components ?
29305. Cast iron compared to steel is better in
29306. Which of the following is a boiler accessory i.e., not a boiler mounting ?
29307. Which of the following forces does not act on a fluid at rest ?
29308. Density in the solid state is slightly less than that in its liquid state, in case of
29309. Strain hardening effect in metals subjected to cold working is due to the __________ mechanism.
29310. __________ number determines whether the fluid flow in an open channel is supercritical, critical or sub-critical.
29311. The delivery pressure of boiler feed water pump compared to the boiler steam pressure is
29312. The excess air required for the combustion of pulverised coal is of the order of about __________ percent.
29313. Generally,a member can take shares in a Society to what extent of share capital?
29314. __________ of austenite decreases the hardenability in steel.
29315. A jig is used while __________ a hole.
29316. At 100% relative humidity, the dew point temperature of moist air is
29317. Which one is neutral in character ?
29318. Gage pressure within a spherical droplet of a fluid is 'p'. What will be gage pressure within a bubble of the same size & of the same fluid ?
29319. While the bin cards are used in the effective stores management, the queing theory is associated with the __________ time.
29320. Diameter of the rivet to be provided on a 20 mm. thick boiler plate will be __________ mm.
29321. Half life of a radioactive isotope corresponds to the time required for half of the __________ to decay.
29322. The product of a commercial direct reduction process is
29323. In the diving apparatus, helium is used along with oxygen, because it is
29324. Materials having resistivity ranging from 1 to 100 ohm. cm is termed as
29325. During sensible cooling of air, its wet bulb temperature
29326. Which of the following emissions in the exhaust gas of an I.C. engine causes the formation of photochemical smog?
29327. If Reynolds number is greater than 1, then the
29328. The type of pump used for lifting large quantity of sewage is a __________ pump.
29329. Which of the following metals is not subjected to electrolytic refinning/purification?
29330. The most important function of a washer is to provide bearing area and washers are normally specified by their hole diameters. The diameter of washer as compared to the nut is
29331. The underground well of a biogas plant is called the
29332. Use of water as a manometric liquid suffers from the disadvantage of its
29333. The following thermocouple may be used for measuring temperature upto 1873°K.
29334. Thermodynamic cycle involved in the working of a thermal power plant is the __________ cycle.
29335. Closeness of packing is maximum in case of __________ crystal lattice.
29336. A material is capable of resisting softening at high temperature, because of its property termed as
29337. Cascade control is
29338. Softening of hardned steel is done by its
29339. Air/fuel ratio by weight for combustion of methane with theoretical quantity of air will be about
29340. Which of the following alloying elements is present in maximum percentage in high speed steel.
29341. __________ is a non volatile film forming constituent of a paint.
29342. According to maximum shear stress failure criterion, yielding in material occurs, when the maximum shear stress is equal to __________ times the yield stress.
29343. Transformer cores are normally made from
29344. __________ test is the appropriate test to determine whether a material is ductile or brittle.
29345. Main constituent of bone ash is
29346. Tempering of a material does not improve its
29347. High relative humidity decreases the evaporative process and as the temperature is increased, the relative humidity decreases. The comfort range for human body is the ambient temperature of 22 to 27°C with relative humidity ranging from __________ percent.
29348. Which of the following performance characteristics of a S.I engine is not affected by the front end volatility of the petrol used ?
29349. __________ glass is used in the mercury in glass thermometer meant for measuring a temperature of 500°C.
29350. Heat release during phase change is observed in case of a/an
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