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You Are On Multi Choice Question Bank SET 524

26201. A construction joint is provided where

26202. The compaction of concrete, improves

26203. 5:8=x:24,then value of x is

26204. The light weight aggregates are obtained from

26205. If the depth of moist sand in a cylinder is 15 cm and the depth of the sand when fully inundated with water is 12 cm, the bulking of the moist sand, is

26206. A car is running at a speed of 45 km/hr for 3 hours.Then it runs at a speed of 55 km/hr for 6 hours.What is the average speed of car?

26207. Segregation is responsible for

26208. Addition of pozzolana to cement

26209. The datum temperature for maturity by Plowman, is

26210. 5 men and 8 women can finish a job in 10 days.While 3 men and 7 women can finish it in 12 days.In how many days can 11 men finish it?

26211. Permissible compressive strength of M 150 concrete grade is

26212. Slump test of concrete is a measure ofits

26213. Pozzolana cement is used with confidence for construction of

26214. Water cement ratio is

26215. Efflorescence in cement is caused due to an excess of

26216. If the engineer-in-charge approves, the 10 cm cubes may be used for the work test of concrete provided maximum nominal size of aggregate, does not exceed

26217. The diameter of the Vicat plunger is 10 mm and its length varies from

26218. The shrinkage of concrete

26219. The ratio of various ingredients (cement, sand, aggregates) in concrete of grade M 200, is

26220. Separation of water or water sand cement from a freshly concrete, is known

26221. Slump test of concrete is a meausre ofits

26222. Tricalcium aluminate (C3A)

26223. According to Water-Cement Ratio Law, the strength of workable plastic concrete

26224. Average age of 7 girls is When age of a boy is included the average becomes 13 years.Find the age of boy

26225. Saw dust can be rendered chemically inert by boiling it in water containing

26226. Endemic plants are defined as the plants growing in

26227. The factor which affects workability, is

26228. The cement whose strength is a little lower than the ordinary cement during the first three months but attains afterwards the same strength, is known as

26229. Rhinos are exploited for its

26230. Fall of a Sparrow is the autobiography of

26231. Pick up the incorrect statement applicable to the field test of good cement.

26232. The National Park declared for the protection of Nilgiri Tahr

26233. Joints in concrete structures, are provided

26234. If the effective working time is 7 hours and per batch time of concrete is 3 minutes, the output of a concrete mixer of 150 litre capacity, is

26235. The condition not applicable to water cement ratio law, is

26236. High temperature

26237. The bulk density of aggregates, is generally expressed as

26238. The grade of concrete M 150 means that compressive strength of a 15 cm cube after 28 days, is

26239. Allowable shear strength of concrete, depends upon

26240. The most useless aggregate is one whose surface texture is

26241. To obtain a very high strength concrete, use very fine grained

26242. Concrete containing

26243. An ordinary Portland cement when tested for its fineness, should not leave any residue on I.S. seive No. 9, more than

26244. The top diameter, bottom diameter and the height of a slump mould are :

26245. Workability of concrete mix with low water cement ratio is determined by

26246. While designing an air entrained concrete

26247. Pick up the incorrect statemnt from the following. For performing compressive strength test of cement

26248. For concreting tunnel linings, tran-portation of concrete is done by

26249. The operation of removing humps and hollows of uniform concrete surface, is known as

26250. The void ratio of

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