Description : State suitability of following compaction equipments (i) Smooth wheel roller (ii) Sheep foot roller, (iii) Rammer and (iv) Vibrator
Last Answer : Types of Compaction Equipment: - i) Compaction by Rolling: - a) Smooth wheel rollers : Suitability: These rollers best suitable for 5ubgrade or base coarse compaction of cohesion less soils. ... : Suitable for compacting granular soils. with no fines in layer up to 1 m thickness
Description : Coarse grained soils are best compacted by a (A) Drum roller (B) Rubber tyred roller (C) Sheep's foot roller (D) Vibratory roller
Last Answer : (D) Vibratory roller
Description : Which one of the following rollers is suitable for soil-cement stabilized road construction? (a) Vibratory roller (b) Sheepfoot roller (c) Pneumatic roller (d) Smooth wheel roller
Last Answer : (c) Pneumatic roller
Description : While compacting the concrete by a mechanical vibrator, the slump should not exceed (A) 2.5 cm (B) 5.0 cm (C) 7.5 cm (D) 10 cm
Last Answer : Answer: Option B
Description : For compacting plain concrete road surface of thickness less than 20 cm, we use (A) Internal vibrator (B) Screed vibrator (C) Form vibrator (D) None of these
Description : For compacting plain concrete road surface of thickness less than 20 cm, the following vibrator is used. [ A ] Internal vibrator [ B ] Screed vibrator [ C ] Form vibrator [ D ] None of the above
Last Answer : [ B ] Screed vibrator
Description : In case of compaction of soil by sheep foot roller maximum thickness of layer should not exceed buy more than -------------- centimeter of length of their teeth a) 5 centimeter* b) 4 centimeter c) 3 centimeter d) 2 centimeter
Last Answer : a) 5 centimeter*
Description : Compressibility of sandy soils is (A) Almost equal to that of clayey soils (B) Much greater than that of clayey soils (C) Much less than that of clayey soils (D) None of the above
Last Answer : (C) Much less than that of clayey soils
Description : The Westergaard analysis is used for (A) Sandy soils (B) Cohesive soils (C) Stratified soils (D) Clayey soils
Last Answer : (C) Stratified soils
Description : The maximum total settlement for raft foundation on clayey soils should be limited to (A) 25 mm (B) 25 to 40 mm (C) 40 to 65 mm (D) 65 to 100 mm
Last Answer : Answer: Option D
Description : The minimum depth of foundation in clayey soils is (A) 0.5 m (B) 0.7 m (C) 0.9 m (D) 1.2 m
Last Answer : Answer: Option C
Description : The maximum total settlement for isolated foundations on clayey soils should be limited to (A) 25 mm (B) 40 mm (C) 65 mm (D) 100 mm
Last Answer : Option C
Description : During consolidation process of clayey soils, indicate the sequence of occurrence of the following events in the order from first to last : 1. Load being taken up by the pore water 2. Load being taken up by the soil grains 3. Drainage of ... 1, 2 and 3 (b) 2, 3 and 1 (c) 1, 3 and 2 (d) 2, 1 and 3
Last Answer : (c) 1, 3 and 2
Description : The most suitable equipment for the transportation of 200 mesh size particles is a (A) Bucket elevator (B) Pneumatic conveyor (C) Screw conveyor (D) Belt conveyor
Last Answer : (B) Pneumatic conveyor
Description : Which of the following methods is more suitable for the determination of permeability of clayey soil? (A) Constant head method (B) Falling head method (C) Horizontal permeability test (D) None of the above
Description : Which of the following soils is best suited for cotton? (a) Regur (b) Alluvial (c) Red (d) Clayey
Last Answer : Ans: (a)
Description : For an early harvest, cucurbits are grown on: Rocky soils Sandy soils Clayey soils Organic soils
Last Answer : Sandy soils
Description : ssertion: Running water cuts through the clayey soils and makes deep channels such as gullies. Reason: In the Chambal basin such lands are called Leaching Options: (a) Both A and R are true and R is the correct explanation of A ... of A. (c) A is true but B is false. (d) A is false but R is true.
Last Answer : (c) A is true but B is false.
Description : Which of the following surfaces will give highest rolling resistance for a rubber tyred vehicle? (A) Concrete (B) Loose sand (C) Asphalt (D) Firm earth
Last Answer : (B) Loose sand
Description : Consider the following statements: Wheeled tractors are replacing crawler tractors because 1. Wheeled tractors travel faster. 2. Crawler tractors are more expensive. 3. Track parts of a crawler wear out quickly. 4. ... 4 are correct (C) 1, 2 and 3 are correct (D) 1, 2 and 4 are correct
Last Answer : (C) 1, 2 and 3 are correct
Description : A wheeled tractor hauling unit is working on firm earth. The total loaded weight distribution of this unit is: Drive wheels: 25000 kg Scraper wheels: 10000 kg If the coefficient of traction for wheeled tractor on firm ... without slipping is (A) 10000 kg (B) 12500 kg (C) 22500 kg (D) 5000 kg
Last Answer : (B) 12500 kg
Description : Sprinkler irrigation is suitable, where the soil has— (A) Clayey texture (B) Loamy texture (C) Undulating topography (D) All of these
Last Answer : (D) All of these
Description : Which of the following is suitable for growing cotton? (1) Sandy soil (2) Clayey soil (3) Black soil (4) Alluvial soil
Last Answer : (3) Black soil
Description : Concrete is unsuitable for compaction by a vibrator if it is (A) Dry (B) Earth moist (C) Semi-plastic (D) Plastic
Description : The basic action involved in sheep foot rolling is (A) Kneading (B) Pressing (C) Tamping (D) Vibration
Last Answer : (A) Kneading
Description : The factor which affects the compaction, is (A) Moisture content (B) Compacting content (C) Method of compaction (D) All the above
Last Answer : (D) All the above
Description : The process of hardening the concrete by keeping its surface moist is known (A) Placing (B) Wetting (C) Curing (D) Compacting
Description : The process of mixing, transporting, placing and compacting concrete using Ordinary Port land Cement should not take more than (A) 30 minutes (B) 40 minutes (C) 60 minutes (D) 90 minutes
Last Answer : Answer: Option A
Description : The property of fresh concrete, in which the water in the mix tends to rise to the surface while placing and compacting, is called (A) Segregation (B) Bleeding (C) Bulking (D) Creep
Description : For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be (A) 0.75 - 0.80 (B) 0.80 - 0.85 (C) 0.85 - 0.92 (D) Above 0.92
Description : The bearing capacity of a water logged soil can be improved by (A) Compacting the soil (B) Draining the soil (C) Increasing the depth of foundation (D) Grouting
Last Answer : Option B
Description : The process of mixing, transporting, placing and compacting the cement, concrete should not take more than. (a) 30 minutes (b) 60minutes (c) 90 minutes (d) 120mm
Last Answer : (a) 30 minutes
Description : For the transportation of ultrafine particles, the equipment used is a __________ conveyor. (A) Belt (B) Pneumatic (C) Screw (D) None of these
Last Answer : (B) Pneumatic
Description : the plasticity index of a soil mass is zero, the soil is (A) Sand (B) Silt (C) Clay (D) Clayey silt
Last Answer : (A) Sand
Description : The maximum permissible differential settlement, in case of foundations in clayey soil, is usually limited to (A) 10 mm (B) 20 mm (C) 30 mm (D) 40 mm
Description : The most suitable method for drainage of fine grained cohesive soils is (A) Well point system (B) Vacuum method (C) Deep well system (D) Electro-osmosis method
Description : Pile foundations are suitable for (A) Water logged soils (B) Soft rocks (C) Compact soils (D) Multi-storeyed buildings
Description : In case of foundations on black cotton soils, the most suitable method to increase the bearing capacity of soils is to (A) Increase the depth of foundation (B) Drain the soil (C) Compact the soil (D) Replace the poor soil
Description : Which is the most suitable conveyor for transportation of sticky material? (A) Apron conveyor (B) Belt conveyor (C) Screw conveyor (D) Pneumatic conveyo
Last Answer : (C) Screw conveyor
Description : Pneumatic seed drills are suitable for sowing: A. Small seeds B. Bolder seeds C. Both (a) & (b) D. None of these
Last Answer : Both (a) & (b)
Last Answer : There are 16 wheelers in Bangladesh.
Description : What is a hink pink for four-wheeled toy for carrying a fire-breathing creature?
Last Answer : dragon wagon
Description : What is a three-wheeled cycle?
Last Answer : A unicycle has one wheel.A bicycle has two wheels.A tricycle has three wheels.
Description : Why was the conventional wheeled armored car impractical for use on the battlefields of France?
Last Answer : During World War I, the conventional-wheeled armored car wasimpractical for use on the battlefields of France because of itsinability to negotiate the rough terrain on which it needed to ... ground-conditions, although their slow speedprevented them from having a decisive impact during the war.
Description : When women talk about their vibrator, or pregnancy test... do you think "ew"?
Last Answer : Passing around a vibrator??????!!!!!!!!!!!! What????? A BIG EWWWWW…
Description : Would you give your teen a vibrator?
Last Answer : Hell no!
Description : Foot and mouth disease is common among (a) Birds (b) Goats and sheep only (c) Cattle only (d) Cattle, goats, sheep and other hoofed animals
Last Answer : Ans: (d)
Description : Which animal may suffer from foot and mouth disease? (1) Cattle (2) Cattle and sheep (3) Cattle and pigs (4) Cattle, sheep and pigs
Last Answer : (2) Cattle and sheep Explanation: Foot-and-mouth disease is an infectious and sometimes fatal viral disease that affects cloven-hoofed animals, including domestic and wild bovids. The virus causes ... Susceptible animals include cattle, water buffalo, sheep, goats, pigs, antelope, deer, and bison.
Description : To get a fine talc powder from its granules, the equipment used is (A) Roller crusher (B) Ball mill (C) Jaw crusher (D) Gyratory crusher
Last Answer : (B) Ball mill
Description : The most suitable bearing for carrying very heavy loads with slow speed is (a) Hydrodynamic bearing (b) ball bearing [IAS 1994] (c) Roller bearing (d) hydrostatic bearing
Last Answer : (d) hydrostatic bearing