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You Are On Multi Choice Question Bank SET 1464

73201. In a belt drive, the velocity ratio is the inverse ratio of the diameters of driving and driven pulleys.



73202. In order to have a connecting rod equally strong in buckling about X-axis and Y-axis, the moment of inertia about X-axis should be __________ the moment of inertia about Y-axis.





73203. The bearing characteristic number in a hydrodynamic bearing depends upon





73204. A spring is used to





73205. When the top of a tooth undercuts the root on the mating gear, it is known as interference.



73206. If the helix angle of a helical gear is increased, the load carrying capacity of the tooth increases.



73207. The expansion joint is mostly used for pipes which carry steam at __________ pressures.



73208. A compound belt drive is used when





73209. A tapered key which fits in a key way in the hub and is flat on the shaft, is known as





73210. The included angle for the V-belt is usually





73211. In static loading, stress concentration is more serious in





73212. The bending stress in a curved beam is





73213. The piston pin bearings in heavy duty diesel engines are





73214. Cast iron pipes are mainly used





73215. In a multiple V-belt drive, if one of the belts break, then





73216. The steel pulleys are __________ in weight than cast iron pulleys of the same capacity.



73217. The parallel fillet welded joints are designed for compressive strength.



73218. A column of length l is fixed at both ends. The equivalent length of the column is




73219. A spring of stiffness 1000 N/m is streteched initially by 100 mm from the undeformed position. The work required to stretch it by another 100 mm is





73220. A feather key transmits a turning moment and permits axial movement also.



73221. The width of the pulley should be __________ width of the belt.




73222. In a boundary lubricated bearing, there is a __________ of lubricant between the journal and the bearing.



73223. The design of the pressure vessel is based on





73224. In order to have smooth operation, the minimum number of teeth on the smaller sprocket, for moderate speeds, should be





73225. For high speed engines, the cam follower should move with





73226. Rankine's theory is used for





73227. The objective of caulking in a riveted joint is to make the joint





73228. A material is stressed within elastic limit and its linear strain is double as compared to lateral strain. The ratio of its Bulk modulus to Young's modulus will be equal to one.



73229. A jam nut is a locking device in which





73230. The difference between the upper limit and lower limit of a dimension is called





73231. The algebraic difference between the actual size and the corresponding basic size is called actual deviation.



73232. Which vitamin is known as Antisterility vitamin?





73233. The average shear stress in the hollow shaft is smaller than the average shear stress in the solid shaft.



73234. The diameter of knuckle pin in a knuckle joint is usually taken as (where d = Diameter of the rod)





73235. The design of shafts made of brittle materials is based on


73236. A locking device extensively used in automobile industry is a





73237. The princely state of Manipur merged with the Indian Union in?





73238. A key way lowers





73239. A key is normally made from a cold rolled mild steel bars.



73240. Which of following statement is correct, for the two shafts connected in parallel?





73241. Lewis form factor for the 20° full depth involute system is equal to 0.154 - 0.841/T.



73242. The railway carriage couplings have





73243. A shaft is subjected to





73244. When the lubricant is forced between the journal and the bearing by external pressure, the bearing is called hydrostatic lubricated bearing.



73245. Crushing resistance required to crush the rivet per pitch length is





73246. Tearing resistance required to tear off the plate per pitch length is (where p = Pitch of rivets, d = Dia. of rivet hole, and σt = Permissible tensile stress for plate material)





73247. The buttress threads have low frictional resistance characteristic of the square threads and have the same strength of V-threads.



73248. The tension on the slack side of the belt is __________ the tension on the tight side of the belt.




73249. The centre to centre distance between two consecutive rivets in a row, is called





73250. Fill up the blanks with suitable words given: The play was so ......... laughed that the audience all through it.?





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