Description : The disc angle of a good plough varies between a) 25°-30° b) 10°-15° c) 18°-24° d) 42°-45°
Last Answer : 42°-45°
Description : In disc ploughs tilt angel varies between b. 25-35° c. 35-45° d. 45-50°
Last Answer : Ans - a. 15-25°
Description : The tilt angle varies form…° to….. °. For a good plough a. 20°,30°. c) 15°,30° b. 10°,30°. d) 15°,25°
Last Answer : 15°,25°
Description : Width of cut of disc plow is increased by a)Increasing disc angle b)Increasing tilt angle c)addition of more weight d)Decreasing disc angle
Last Answer : a)Increasing disc angle
Description : Disc angle in a standard disc plough varies from a. 25-35 ° c. 45-55 ° d. 55-65 °
Last Answer : Ans - b. 42-45 °
Description : Size of MB plow is determined by (a) depth of cut (b) width of cut (c) number of accessories (d) none of the above
Last Answer : (b) width of cut
Description : Center of resistence of a mould board plow less at distance equal to A. 1/4th the size of plow from the share wing B. 3/4th the size of plow from the share wing C. 2/3th the size of plow from the share wing D. 1/3th the size of plow from the share wing
Last Answer : B. 3/4th the size of plow from the share wing
Description : The type of bearing generally used to support the discs on a standard disc plough is: A. Ball bearing. B. Tapered roller bearing. C. Plain roller bearing. D. Bush bearing.
Last Answer : B. Tapered roller bearing.
Description : An R.C.C. beam not provided with shear reinforcement may develop cracks in its bottom inclined roughly to the horizontal at (A) 25° (B) 35° (C) 45° (D) 55°
Last Answer : Answer: Option C
Description : 1 rad is equal to A. 57.3° B. 54° C. 45° D. 90°
Last Answer : 57.3°
Description : A member is balanced at its end by two inclined members carrying equal forces. For equilibrium the angle between the inclined bars must be (A) 3° (B) 45° (C) 90° (D) 120°
Last Answer : (D) 120°
Description : The shape factor of standard rolled beam section varies from (A) 1.10 to 1.20 (B) 1.20 to 1.30 (C) 1.30 to 1.40 (D) 1.40 to 1.50
Last Answer : (A) 1.10 to 1.20
Description : power of absorbing type hydraulic dynamometer varies as a) cube of rpm b) fifth power of the diameter c) none of the above d) both (a) and (b)
Last Answer : d) both (a) and (b)
Description : Number of piston rings on piston varies between A. 1-3 B. 3-7 C. 7 D. 12 E. >12
Last Answer : B. 3-7
Description : Standard disc Plough consists of steel disc of _ diameter a) 20 to 40 cm. c) 60 to 90 cm b) 30 to 60 cm. d) 70 to 100 cm
Last Answer : 60 to 90 cm
Description : Alternators are preferred over dynamo because A. Alternators can produce a strong current of 30-40 amperes. B. Alternators don’t required cutout reiny C. Alternators don’t have commutaters D. All of the above
Last Answer : D. All of the above
Description : Brass is an alloy of copper and zinc having the relative percentage (A) 60-70% Cu and 30-40% Zn (B) 50-60% Cu and 40-50% Zn (C) 40-50 % Cu and 60-50% Zn (D) 30-40 % Cu and 60-70% Zn
Last Answer : A) 60-70% Cu and 30-40% Zn
Description : Hollow cone nozzles employed on boom type of sprayers have spray angle between : A .30-60° B.40-60° C.60-95° D.100-150°
Last Answer : C.60-95°
Description : Improved uniformity is obtained if seed tube is inclined rear ward at _________ with vertical. a)5-15° b)15-30° c)30-40° d)40-50
Last Answer : b)15-30°
Description : 1Heavy draft of a disc plough is due to: A. Blunt disc B. Furrows too wide C. Loose bearings D. All are currect
Last Answer : D. All are currect
Description : The implement which can work in offset position a)offset disc harrow b) mower c) both (a) and (b) d) none of the above
Last Answer : c) both (a) and (b)
Description : In an offset disc harrow the angle between two gang is a) less than 90 degree b) 90 degree c) greater than 90 degree d) 180degree
Last Answer : a) less than 90 degre
Description : n single action disc harrow the two gangs are at set single a) less than 90 degree b) at 90 degree c) greater than 90 degree d) at 180 degree
Last Answer : c) greater than 90 degree
Description : Land shaping becomes essential where often the following implement is used a) M.B. Plough b) Disc plough c) Cultivator d) All of the above
Last Answer : a) M.B. Plough
Description : Which end of the disc harrow penetrates deeply a) Concave b) Convex c) Rear d) Front
Last Answer : a) Concave
Description : Axial flow thresher uses a) Raspbar type cylinder b) Serrated disc type c) Spike tooth d) Hammer mill
Last Answer : a) Raspbar type cylinder
Description : 0ff-set disc harrows are best suitable to work for a) primary implement b) breaking clods c) orchard cultivation d) surface finishing
Last Answer : c) orchard cultivation
Description : In a disc plough with the increase in the disk angle, the transverse component of reaction will a)Increase b) Decrease c) Unaffected d) None of the above
Last Answer : a)Increase
Description : The two types of cylinder used on power wheat threshers are: a) Serrated disc and rasp bar b) Spike tooth and wire loop type c) Spike tooth and hammer mill d) Hammer mill and flails
Last Answer : c) Spike tooth and hammer mill
Description : The depth of penetration of a disc harrow is increased by: a) Tilt angle b) Gang angle c) Disc angle d) All of above
Last Answer : b) Gang angle
Description : The two primery tillage equipment a. MB plough and disc harrow b. Disc plough and disc harrow c. Disc harrow and cultivetor d. MB plough and subsoiler
Last Answer : d. MB plough and subsoiler
Description : Dead furrow is made by: a. One way MB plough b. Two way MB plough c. Ridger d. Disc harrow
Last Answer : a. One way MB plough
Description : A coulter attachment is used with: a. Disc harrow b. Seed drill c. MB plough d. Sub soiler
Last Answer : c. MB ploug
Description : Disc angle adjustment influences: a. Depth of cut b. width of cut c. Soil break up d. Direction of travel
Last Answer : b. width of cut
Description : .Land shipping become necessary often the following implments is used: a. MB plough b. Disc harrow c. Cultivator d. All of these
Last Answer : a. MB plough
Description : Land shaping becomes essential where often the following implement is used a) M.B. Plough b) Disc Harrow c) Cultivator d) All of the above
Description : Which end of disc harrow tends to penetrate more deeply a) Concave b) Convex c) Rear d) Front
Description : Axial flow thresher uses a) Raspbar type cylinder b) Serrated disc type cylinder c) Spike tooth d) Hammer mill
Description : Heavy draft of a disc plough is due to: a) Blunt disc b) Furrows too wide c) Loose bearings d) All of the above
Last Answer : d) All of the above
Description : One of the main advantages of disc brakes over drum brakes is that the disc brake : U. Can stop a vehicle in a shorter distance V. Is more heat resistant W. Weighs less than drum brakes X. Requires less pedal force to stop the vehicle
Last Answer : . Requires less pedal force to stop the vehicle
Description : .Laying out of field in lands is essential when working with a. Two way plough b. One way plough c. Disc harrow d. Cultivator
Last Answer : b. One way plough
Description : Disc type furrow openers are especially suited to A. Stoney and root infested soils B. Poorly prepared bed in trashy soil C. Hard and sticky soil with considerable amount of debris and mulch D. All of the above
Last Answer : C. Hard and sticky soil with considerable amount of debris and mulch
Description : Blades of disc harrow are sharpened from the_______ side penetrate more readily than blades sharpened from the__________ side a) convex, concave c) concave, convex b) Front, rear d) Rear, front
Last Answer : c) concave, convex
Description : Tapper roller bearing are used in disc harrow because a) It can take heavy radial loads b) It can take both radial as well as end thrust c) It can operate effectively at low speed and in contact with dirt d) Both (b) and (c) are true
Last Answer : d) Both (b) and (c) are true
Description : Penetration of disc plough can be improved by a) Increase disc angle b) Decreasing tilt angle c) Both (a) and (b) d) None of the above
Last Answer : b) Decreasing tilt angle
Description : At smaller disc angles , the draft tends to increase in disc plough because of a) Greater contact area between furrow wall and the convex side of the disc b) Increase in the side draft c) Greater throw of the soil d) All of the above
Last Answer : a) Greater contact area between furrow wall and the convex side of the disc
Description : Application rates for dusters are a.40 kg/ha
Last Answer : a.
Description : Compression pressure in petrol engine cylinder is a) 6-10 kg/cm2 b) 10-20 kg/cm2 c) 20-35 kg/cm2 d) 35-40 kg/cm2
Last Answer : a) 6-10 kg/cm2
Description : Cutting speed of the impact type cutter is a)10-20 m/s. b)20-40m/s c)40-50m/s. d)46-56m/s
Last Answer : b)20-40m/s
Description : Total mechanical losses ( frictional losses , pumping loss in intake and exhaust and power accessories) will amount to a.10-20 % ihp b.2-10 % ihp c.20-30 % ihp d.30 -50 % ihp
Last Answer : a.10-20 % ihp