Description : For operating rotavator in trashy soils, which lines are better? (a) L-shaped (b) Hook shaped (c) Backward curved (d) Straight blade
Last Answer : (a) L-shaped
Description : Curved twisted blades are specially suited for m. Minimum tillage of trashy land at shallow depths n. Dried hard soils o. Cutting and pulverisation in wet sticky clay soil p. For operating on the sides of plant bed
Last Answer : p. For operating on the sides of plant bed
Description : shaped blades are best suited for i. Minimum tillage of trashy land at shallow depths j. Dried hard soils k. Cutting and pulverisation in wet sticky clay soil l. Working under normal field conditions
Last Answer : i. Minimum tillage of trashy land at shallow depths
Description : Hook type blades best suited for e. Minimum tillage of trashy land at shallow depths f. Dried hard soils g. Cutting and pulverisation especially in wet sticky clay soil h. Working under normal field conditions
Last Answer : f. Dried hard soils
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 : Shoe type furrow openers especially suited to A. Stoney and root infested fields B. Poorly prepared bed in trashy soils C. Hard and sricky soil with considerable amount of mulch and debris D. All of the above
Last Answer : B. Poorly prepared bed in trashy soils
Description : Optimum operating speed of rotavator is a)20-150rpm b)150-350rpm c)350-500rpm d) >500rpm
Last Answer : d) >500rpm
Description : Blade that works well in trashy conditions . a) Twisted blade b) Straight blade c) L type d) None of the above
Last Answer : <!-- [endif] -->L type
Description : One operation of rotavator dose a job equivalent to a) One ploughing + two harrowing b) One harrowing + two ploughing c) One ploughing only d) One harrowing only
Last Answer : a) One ploughing + two harrowing
Description : owest specific energy requirement for the operation of rotavator is about _______ times as great as a mould board plough working in the same soil. a) Equal b) Twice c) Three d) Four
Last Answer : c) Three
Description : Rotavator working in reverse direction for compacting soil and giving good touch to inter culturing is called a) Rotary tiller b) Power tiller c) Power harrow d) Treader
Last Answer : d) Treader
Description : Differential lock offers advantage of A. Better drawbar pull when drive wheel are under different conditions B. Easier to plant in straight rows C. Reduces stearing effort and side draft when operating with certain implements D. All of the above
Last Answer : D. All of the above
Description : How type furrow (or shovel) opener are especially suited to a. Stoney and root infested fields b. Poorly prepared beds in trashy soil c. Hard field with considerable debris and mulch d. None of the above
Last Answer : a. Stoney and root infested fields
Description : The blades of a centrifugal impeller are said to be curved forward, if the __________ of the motion of impeller blades. (A) Inlet tip of a blade curves in a direction opposite to that (B) Outlet tip ... Inlet tip of a blade is towards the direction (D) Outlet tip of a blade is towards the direction
Last Answer : (D) Outlet tip of a blade is towards the direction
Description : The rotavator blade is generally operated at a) 180-320 rpm b) 450-1000 rpm c) 200 – 600 rpm d) None of these Ans. a
Last Answer : ans a
Description : Pick up the incorrect statement from the following: (A) In dog-legged stairs, no space between its flights is provided (B) In open newel stair, a rectangular well is provided (C) In ... forward and backward flights, is provided (D) In geometrical stair, two quarter space landing is provided
Last Answer : Answer: Option D
Description : A low mold board with gradual twist that completely invert the furrow slice with a minimum of breakup, thus covering vegetative matter thoroughly is called a. Stubble bottom b. sod bottom c. salted mould board d. general purpose bottom
Last Answer : b. sod bottom
Description : A long jow mould board with a gradual twist (spiral) that completely inverts the furrow slice with a minimum of break up thus covering vegetative matter thoroughly is called a. Sod bottom b. Stubble bottom c. General bottom d. Slat bottom
Last Answer : a. Sod bottom
Description : For rotary cutting blade the proper cutting quality is affected by A)rates of forward speed to blade pert pheral speed B)radius of rotation of cutting blade C)feed per blade D)all of these
Last Answer : D)all of these
Description : Induced draft fans provided in large thermal power plant boilers have __________ blades. (A) Forward curved (B) Backward curved (C) Double curved (D) Radial or straight
Last Answer : (B) Backward curved
Description : A relative short and broad mould board is curved rather abruptly near the top resulting in a greater degree of pulverization is called a. Sod bottom b. Stubble bottom b. General bottom d. Slat bottom
Last Answer : b. General bottom
Description : Hook link chains are a)suitable for external drive exposed atmosphere b)made of meabble iron c)used where power requirement is low and speed is low d)All of the above
Last Answer : d)All of the above
Description : Share for use in sandy soils are made of A)chilled cast iron. B)cast iron C)mild steel. D)gun metal
Last Answer : Share for use in sandy soils are made of A)chilled cast iron. B)cast iron C)mild steel. D)gun metal
Description : _________means movement of soils across a tool surface without sticking first to avoid soil build ups a) Pulverisation b) Inversion c) Scouring d) Turning
Last Answer : c) Scouring
Description : V-shaped sweeps are best suited for a ) Primary tillage b) Stubble mulch tillage c) Rotary tillage d) Minimum tillage
Last Answer : b) Stubble mulch tillage
Description : The method which depreciates the tractor or machine to zero at the end of its expected life is known as: A. Estimated value B. Sum-of-the digits C. Declining balance D. Straight line
Last Answer : D. Straight line
Description : .When the valves are carried in engine bioel at one side of each cylinder is called A. Valves in head arrangements B. L-head C. I-head D. None of the above
Last Answer : B. L-head
Description : Length of open belt is given by formula a. L=[2C+( 2) (DI+D2)] + [ /4C] b. L=[2C+( 2) (DI+D2)] + [ /4C] c. L=[2C+( 2) (DI+D2)] + [ ] d. L=[2C+( 2) (DI D2)] + [ ]
Last Answer : a. L=[2C+( 2) (DI+D2)] + [ /4C]
Description : The sound level of an agricultural tractor should not exceed : I. 110 dB J. 100 dB K. 90 dB L. 80 dB
Last Answer : K. 90 dB
Description : High speed diesel A) is used on high speed engine B) has lower fule value then l.s.d per litre. C)both (a) & (b) D)none of the above
Last Answer : C)both (a) & (b)
Description : Which of the following agitators having a large blade area, rotating at slow speed is used for mixing high viscosity liquids (> 50000 centipoise)? (A) Propeller (B) Helical screw (C) Flat blade turbine (D) Curved blade turbine
Last Answer : (B) Helical screw
Description : In sprayers , operating pressures below ___________Kpa are undesirable for hydraulic nozzles other than flooding type
Last Answer : 140
Description : Optimum operating cylinder speed for wheat threshing using power operated thresher is a) 300-400rpm b) 400-600rpm c) 600-800rpm d) 1100-1200rpm
Last Answer : d) 1100-1200rpm
Description : Optimum operating cylinder speed for the power operated maize sheller is a) 200-400rpm b) 400-600rpm c) 600-800rpm d) 1000-1200rpm
Last Answer : c) 600-800rpm
Description : Utility index is a indication of A. Work machine contact hours B. Wear out life of machine C. Operating cost of machine D. Reliability of machine working
Last Answer : A. Work machine contact hours
Description : 2m combine is operating at 4 kmph with an overall efficiency of 75%. The area covered by in(ha\h) will be: a. 0.4 b. 0.6 c. 0.8 d. 1.0
Last Answer : b. 0.6
Description : Operating pressure of power operated sprayer E. 1-7 kg/cm2 F. 10-20 kg/cm2+ G. 20-55 kg/cm2 H. >55 kg/cm2
Last Answer : G. 20-55 kg/cm2
Description : Operating pressure of the hand operated sprayer is E. 20-55 kg/cm2 F. 1-7 kg/cm2 G. 10-20 kg/cm2 H. >55 kg/cm2
Last Answer : F. 1-7 kg/cm2
Description : Under a given set of operating conditions, the designer and operator has some control of a)Useful soil resistance b) Parasitic Force c)Draft of implement d) Pull of implement
Last Answer : b) Parasitic Force
Description : Which one of the following types of impeller vanes are most commonly used in centrifugal type compressors? A. Forward curved B. Radial C. Backward curved D. Tangential
Last Answer : ANSWER : C
Description : Why the electric motor of a fan with backward curved blades is never got overloaded under any condition ?
Last Answer : The maximum power is consumed at about 70% of maximum flow in case’of fan with backward blades. For higher flow, power consumption gets lower.
Description : What are the disadvantages to using a straight rather than an L shaped desk when working with 2 monitors?
Last Answer : The only real con to using a straight desk would be the amount of workspace available. As long as the employee has enough room to work comfortably, they should able to be productive.
Description : If the average revenue is a horizontal straight line, marginal revenue will be - (1) U shaped (2) Kinked (3) Identical with average revenue (4) L shaped
Last Answer : (3) Identical with average revenue Explanation: The price of a good is also known as the Average Revenue of the firm. Average Revenue (AR) or Price and Marginal Revenue (MR) are identical. ... demand curve. Hence, the competitive demand curve is a horizontal straight line parallel to the OX axis.
Description : The isoquants in Input Output model is (a) convex to the origin (b) concave to the origin © l shaped. (d) straight line.
Last Answer : © l shaped.
Description : If the average revenue is a horizontal straight line, marginal revenue will be (1) U shaped (2) Kinked (3) Identical with average revenue (4) L shaped
Last Answer : Identical with average revenue
Description : In centrifugal compressor terminology, vaneless space refers to the space between A. The inlet and blade inlet edge B. Blades in the impeller C. Diffuser exit and volute casing D. Impeller tip and diffuser inlet edge
Last Answer : ANSWER : D
Description : A turbine is said to have an axial discharge when the steam leaves the blade tip at _________ to the direction of the blade motion. (A) 60° (B) 90° (C) 180° (D) 270°
Last Answer : (B) 90°
Description : A slat mould board scours better than a solid mould board because of smaller contact area resulting in a) Reduction of adhesive force b) Increase in soil pressure c) Both (a) and (b) d) None of the above
Last Answer : c) Both (a) and (b)
Description : Which of the following assumptions are made in torsion theory? a. Shaft is perfectly straight b. Material of the shaft is heterogeneous c. Twist cannot be uniform along the length of the shaft d. Shaft is perfectly curve v
Last Answer : a. Shaft is perfectly straight b. Material of the shaft is heterogeneous
Description : My tines be long, My tines be short, My tines end ere, My first report., What am I? -Riddles
Last Answer : lightning