Description : Puddling is done in standing water of depth. A. 10-15 cm C 20-25 cm B. 5-10 cm D 15-20 cm
Last Answer : 5-10 cm
Description : Puddling is done in standing water of depth. b. 10-15cm c. 15-20cm d. None of the above
Last Answer : Ans - a. 5-10cm
Description : Normal ploughing is a ploughing up to depth of. cm. a. 10. c.15 b. 20. d.25
Last Answer : 15
Description : Puddling is used to a) Reduce percolation of water b) Pulverize soil c) Level the field d) Compact the soil
Last Answer : ans a
Description : Normal ploughing up to a depth of about CM. i. 20 c) 15 ii. 14 d) 24
Description : Puddling is done to: A. Reduce percolation of water B. Kill weeds C. Pulverize soil D. Level the field
Last Answer : A. Reduce percolation of water
Description : Puddling is done to achieve : a. Soft soil bed b. Non leaching of water c. Size reduction of clods d. Conservation of moisture
Last Answer : b. Non leaching of water
Description : Puddling is done to: a) Reduce percolation of water b) Kill weeds c) Pulverise soil d) Level the fields
Last Answer : a) Reduce percolation of water
Description : Bottom openings 15 cm × 15 cm in the standing baffle wall are provided A. 15 cm c/c B. 22.5 cm c/c C. 30 cm c/c D. 50 cm c/c
Last Answer : ANS: B
Description : 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 (A) 10 % (B) 12 % (C) 15 % (D) 25%
Last Answer : Answer: Option D
Description : A rectangular beam 20 cm wide is subjected to a maximum shearing force of 10,000 kg, the corresponding maximum shearing stress being 30 kg/cm2 . The depth of the beam is (A) 15 cm (B) 20 cm (C) 25 cm (D) 30 cm
Last Answer : (C) 25 cm
Description : A 8 metre long simply supported rectangular beam which carries a distributed load 45 kg/m. experiences a maximum fibre stress 160 kg/cm2 . If the moment of inertia of the beam is 640 cm4 , the overall depth of the beam is (A) 10 cm (B) 12 cm (C) 15 cm (D) 18 cm
Last Answer : (A) 10 cm
Description : Depth of lean concrete bed placed at the bottom of a wall footing, is kept (A) 10 cm (B) 15 cm (C) Equal to its projection beyond wall base (D) Less than its projection beyond wall base
Last Answer : Answer: Option C
Description : A simply supported beam 6 m long and of effective depth 50 cm, carries a uniformly distributed load 2400 kg/m including its self weight. If the lever arm factor is 0.85 and permissible tensile stress of steel is 1400 kg/cm2 ... area of steel required, is (A) 14 cm (B) 15 cm2 (C) 16 cm2 (D) 17 cm
Description : ____ is a process of irrigation before sowing of crops to reduce percolation of water? a inundating b flooding c soaking d kor watering e puddling
Last Answer : d kor watering
Description : A cube of wood supporting 200 gm mass just floats in water. When the mass is removed, the cube rises by 2 cm the side of the cube will be a.5 cm b.10 cm c.12.5 cm d.20 cm e.15 cm
Last Answer : a. 5 cm
Description : A jet of water of cross-sectional area 20 sq. cm impinges on a plate at an angle of 60? with a velocity of 10 m/sec. Neglecting the friction between the jet and plate (density of water 1000/9.81 kgm-1 sec2 per cubic meter), the ... a.15 - 20 kg b.20 - 25 kg c.5 - 10 kg d.25 - 30 kg e.10 - 15 kg
Last Answer : a. 15 - 20 kg
Description : A power tiller is relatively more suitable for : A. Puddling of low land paddy fields with a rotary tiller B. Primary tillage of upland paddy fields with a rotary tillers C. Primary tillage with a mould board plough D. Farm transportation work
Last Answer : A. Puddling of low land paddy fields with a rotary tiller
Description : Cultural practice reducing weed population a). Arresting flowering b). Deep ploughing c). Puddling d). All of these
Last Answer : d). All of these
Description : In paddy field which of the following con trols weeds effectively? a). Puddling b). Transplanting c). Manuring d). Both a and b
Last Answer : d). Both a and b
Description : A gas is enclosed in a cylinder with a weighted piston as the top boundary. The gas is heated and expands from a volume of 0.04 m3 to 0.10 m3 at a constant pressure of 200 kPa. Find the work done on the system. a. 5 kJ b. 15 kJ c. 10 kJ d. 12 kJ
Last Answer : 12 kJ
Description : While swimming a depth of 13m in a fresh water lake a fish emits an air bubble of volume 2 mm² atmospheric pressure is 100kpa what is the original pressure of the bubble. a. 217.17 kpa b. 119 kpa c. 326.15 kpa d. 210 kap Pabs = Pg + Patm
Last Answer : 217.17 kpa
Description : The spacing between two adjacent discs in Olpad thresher is a) 5 cm b) 10 cm c) 15 cm d) 20 cm
Last Answer : 15 cm
Description : The machine tool, in which calculation and setting of the operating conditions like depth ofcut, feed, speed are done during the machining by the control system itself, is called a.Computer Numerical Control System b.Direct Numerical Control System c.Machining Center System d.Adaptive Control System
Last Answer : d.Adaptive Control System
Description : Which type of Tillage is done at a depth of 4–5 cm by tractor cultivators, generally done at Pre-emergence stage? [a] Blind Tillage [b] Green Tillage [c] Clean Tillage [d] Mulch Tillage [e] None of the above
Last Answer : [c] Clean Tillage
Description : The stresses developed in concrete and steel in reinforced concrete beam 25 cm width and 70 cm effective depth, are 62.5 kg/cm2 and 250 kg/cm2 respectively. If m = 15, the depth of its neutral axis is (A) 20 cm (B) 25 cm (C) 30 cm (D) 35 cm
Description : A cement concrete road is 1000 m long, 8 m wide and 15 cm thick over the sub-base of 10 cm thick gravel. The box cutting in road crust is (A) 500 m3 (B) 1000 m3 (C) 1500 m3 (D) 2000 m3
Last Answer : (C) 1500 m3
Description : Knife clips are placed with wearing plates spaced from cm apart. A) 10-20cm B) 60-90cm C) 15-25cm D) 20-30cm
Last Answer : 20-30cm
Description : The depth of the ground water table may be ascertained by (A) Looking through the well in the vicinity (B) Standing on the well in the vicinity (C) Measuring the depth of water in the well (D) None of the abov
Description : A subsoiler is used to break a hard pan of soil up to a depth of: a 15 cm b 20 cm c 30 cm d 90 cm
Last Answer : d 90 cm
Description : A normal ploughing depth is? a 15 cm b30 cm c 40 cm d 100 cm
Last Answer : c 40 cm
Description : A singly reinforced concrete beam of 25 cm width and 70 cm effective depth is provided with 18.75 cm2 steel. If the modular ratio (m) is 15, the depth of the neutral axis, is (A) 20 cm (B) 25 cm (C) 30 cm (D) 35 cm
Description : A cantilever of length 2 cm and depth 10 cm tapers in plan from a width 24 cm to zero at its free end. If the modulus of elasticity of the material is 0.2 × 106 N/mm2 , the deflection of the free end, is (A) 2 mm (B) 3 mm (C) 4 mm (D) 5 mm
Last Answer : (D) 5 mm
Description : If the bearing capacity of soil is 10 tonnes/cm2 and the projection of plain concrete footing from walls, is a cm, the depth D of footing is (A) D = 0.0775 a (B) D = 0.775 a (C) D = 0.775 a (D) D = 0.775 a2
Last Answer : Answer: Option B
Description : Speed of a boat in standing water is 9kmph and the speed of the stream is 1.5kmph. A man rows to a place at a distance of 10.5 km and comes back to the starting point. Find the total time taken by him. A.24 hours B.16 hours C.20 hours D.15 hours
Last Answer : Answer- A Basic Formula: i. speed = distance traveled / time taken ii. speed of the stream = ½ (a-b) km/hr iii. speed in still water = ½ (a+b) km/hr Explanation: Speed in still water= ½ (a+b) = 9km ... gives a = 10.5km/hr ; b=7.5 kmphr Total time taken by him = 105/10.5 + 105/7.5 = 24 hours
Description : In a non-flow reversible process for which p = (- 3V+ 15) x 105N/m2,V changes from 1 m to 2 m3. The work done will be about (a) 100 xlOO5 joules (b) lxlO5 joules (c) 10 xlO5 joules (d) 10 xlO5 kilo joules (e) 10xl04ki\ojoules.
Last Answer : Answer : c
Description : A 240m train crosses a standing object in 6 seconds. Find the time taken by the train to cross a long pole of length 162.5 m. A) 25 B) 45 C) 10 D) 15
Last Answer : ANSWER:C Explanation: Length of the train = 240 m Time taken to cross an object = 6 seconds Speed of the train = Length of the train / Time taken to cross an object = 240/6 m/s = 40 m/s Length of ... = (240 + 162.5)/40 = 402.5/40 = 10.06 seconds Hence the answer is 10 seconds.
Description : The required spacing between the disc on the gang bolt ranges from 15 to 25 cm for light duty and 25 to 30cm for heavy duty harrows is b. 25 to 35cm c. 25 to 40cm d. None of the above.
Last Answer : <!-- [endif] -->Ans - a. 25 to 30cm
Description : The spacing between the discs in the gang bolt ranges cm for lighy duty and cm heavy -duty harrows i. 15-25 and 25-30 c) 40-45 and 45-50 ii. 20-30 and 30-40. d) 15-25 and 32-36
Last Answer : 15-25 and 25-30
Description : Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m3, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is (A) 90 (B) 60 (C) 45 (D) 30
Last Answer : (B) 60
Description : If the atmospheric pressure on the surface of an oil tank (sp. gr. 0.8) is 0.2 kg/cm", the pressure at a depth of 50 m below the oil surface will be (A) 2 meters of water column (B) 3 meters of water column (C) 5 meters of water column (D) 6 meters of water Column
Description : Painting of weld is done up to (i) 10 CM minimum both side of weld & on welded surface .* (ii) 15 CM minimum both side of weld & on welded surface (iii) 20 CM minimum both side of weld & on welded surface (iv) None of the above
Last Answer : (i) 10 CM minimum both side of weld & on welded surface .*
Description : A man is standing near the edge of a uniformly rotating platform about an axis passing through its centre. The speed of rotation of the platform will decrease if he a.extends his arms outwards b.moves ... heavy bag from one of his friends standing near by and holds it in his hand e.107 dynes
Last Answer : d. accepts a heavy bag from one of his friends standing near by and holds it in his hand
Description : A man is standing ner the edge of a uniformly rotating platform about an axis passing through its centre. The speed of rotation of the platorm will decrease if he a.extends his arms outwards b.107 ... towards the axis of rotation d.jumps out from that platform e.take out his coat and throws away
Last Answer : a. extends his arms outwards
Description : It is a machine designed for harvesting ,threshing,separating, cleaning and collecting grains while moving through standing crops. a. Weeder b. thresher d. None of above
Last Answer : Ans- c. COMBINE
Description : machine designed for harvesting, threshing , cleaning and collecting grains while moving through standing crops. a) Combine b) Self operated VCR c) Power roller thresher d) Post harvesting technology
Last Answer : Combine
Description : Paddy cono weeder is useful for. a) Weeding between rows of crops like cotton for sugarcane. b) For uprooting and burying weeds in between standing rows of rice crops in in wetland. c) For weeding in raw crops in rain fed. d) For placing seed in continuous flow.
Last Answer : For uprooting and burying weeds in between standing rows of rice crops in in wetland.
Description : equipment is used for wedding in between rows of standing crops. a) Engine operated weeder b) Cono weeder for puddy c) Junior how d) Dry land weeder
Last Answer : Junior how
Description : is useful for uprooting and burying weeds between standing rows of rice crops in wetlands a) Sweep b) Engine operated weeder c) Cono weeder for paddy d) Dry land weeder
Last Answer : <!-- [endif] -->Cono weeder for paddy
Description : Power tiller is also known as the hand tractor or A. Standing C. Clearing B. Walking type D. Running type
Last Answer : Walking type