Description : rank speed on the mower with conventional pit man drive is a)850-1000 rpm b)1000-1200rpm c)800-1150rpm d)1200-1600 rpm
Last Answer : a)850-1000 rpm
Description : Speed of the cutter bar in case of combine (grain) is (a)400-550 rpm (b) 500-800rpm (c)800-1000rpm (d) 1000-1200rpm
Last Answer : a)400-550 rpm
Description : 267 .Double knives movers offers advantage over conventional mower are a)Double knife are dynamically balanced b) They can be operated at higher forward speeds then conventional mower c)They produce more uniform stubble height d)All of the above
Last Answer : d)All of the above
Description : peed of a high speed engine is (a) 1000rpm (d) none of the above
Last Answer : (c) >1000rpm
Description : peed of a medium speed engine is (a) 1000rpm (d) none of the above
Last Answer : (b) 350-1000 rpm
Description : Speed of a low speed engine is (a) 1000rpm (d) none of the above
Last Answer : (a)
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 : The cutter bar of a tractor operated mower ordinarily makes: A. 800-1200 strokes/min B. 1600-2000 strokes/min C. 2400-2800 strokes/min D. 3200-3600 strokes/min
Last Answer : A. 800-1200 strokes/min
Description : Optimum speed for grains like gram,pea,etc.,thresher using power is a) 300-400rpm b) 400-600rpm c) 600-800rpm d) 1100-1200rpm
Last Answer : a) 300-400rpm
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 : Engine power output is a function of A. Crank shaft torque B. Speed C. Both (A) and (B) D. None of the above
Last Answer : Engine power output is a function of A. Crank shaft torque B. Speed C. Both (A) and (B) D. None of the above
Description : The cutter bar of a tractor operated mower ordinarily makes: A. Near the front axis B. 40mm towards the real axis C. At the power take off shaft D. Between the two lower Links
Last Answer : D. Between the two lower Links
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 : The purpose of registration in a mower is (A) to get uniform length of cut of grass (B)to run the mower at minimum power (C)to run the mower at uniform torque (D)to reduce the occurrence of overload
Last Answer : (B)to run the mower at minimum power
Description : A Tillage implement moving at a constant velocity is subjected to a) Force of gravity b) Soil force (resistance) c) Pull of mower d) All of the above
Last Answer : d) All of the above
Description : enght of cutter bar for the tractor operated mower or vertical conveyor reaper is..... (a) 1.5-3.0m (b) 3.0-4.5m (c)4.5-5.5m (d) >5.5m
Last Answer : (a) 1.5-3.0m
Description : Formula for established plants to the speed sown based on the dug seed is given by A. CI= [(E×10000) /(D×W) ]×1000 B. CI=[E/(N+E) ]×100 C.Both (A) and (B) D. None of (A) and (B)
Last Answer : B. CI=[E/(N+E) ]×100
Description : Speed of power operated machine chaff cutter is E. 35 rpm F. 50 rpm G. 600-1000 rpm H. None of the above
Last Answer : G. 600-1000 rpm
Description : Speed of band operated machines chaff cutter having two knives F. 35 rpm G. 50 rpm H. 600 rpm I. 1000 rpm
Last Answer : F. 35 rpm
Description : It is the link between the knife and crank wheel of the mower. a. connecting rod c. rod d. None of above
Last Answer : Ans- b. Pitman
Description : A traction fitted with diesel engine will have good slogging ability as lugging ability if it has a reserve of a.500 rpm d.200 rpm c.300 rpm e.1000 rpm
Last Answer : a.500 rpm
Description : The amount of liquid required for spraying of plantation crops is : a.) 200-400L/ha b.) 400-600L/ha c.) 600-800L/ha d.) 1000-1200L/ha
Last Answer : d.) 1000-1200L/ha
Description : he amount of liquid required for ground spraying of agricultural crops is : a.) 400-600L/ha b.) 200-400L/ha c.) 1000-2000L/ha d.) 600-800L/ha
Last Answer : a.) 400-600L/ha
Description : The formula for tension difference or effective pull, required to transmit the load at.... (a) (Tt-Ts)=1000(kw/V) (b) Tt/Ts=c^ke (c) (Tt-Ts)= 1000(Hp/V) (d) None of the above
Last Answer : (a) (Tt-Ts)=1000(kw/V)
Description : .308- Life expectancy of V-belt in farm machinery is about.... (a) 200-500 hrs (b) 1000-2000 hrs (c) 2000-5000hrs (d) 5000-10000hrs
Last Answer : (b) 1000-2000 hrs
Description : A father runs after his son, who is 1000 meters ahead. The father runs at a speed of 1 kilometre every 8 minutes, and the son runs at a speed of 1 kilometer every 12 minutes. How much distance has ... father overtakes him? a) 2500 meters b) 2000 meters c) 1500 meters d) 1000 meters e) 1200 meters
Last Answer : Time taken is same for both father and son Let x be the distance son travelled before being overtaken by his father Time taken by son = x/5 km/hour Time taken by father = (1000 + x) / 7.5 km/hr Since, time taken is same x/5 = (1000 + x) / 7.5 or x = 2000m Answer: b)
Description : Speed of the cutter bar in case of combine (grain) is :- a) 400 – 550 rpm b) 500 – 800 rpm C) 800 - 1000 rpm d) 1000 – 1200 rpm
Last Answer : a) 400 – 550 rpm
Description : A d.c. shunt motor runs at no load speed of 1140 r.p.m. At full load, armature reaction weakens the main flux by 5% whereas the armature circuit voltage drops by 10%. The motor full load speed in r.p.m. is (A) 1080 (B) 1203 (C) 1000 (D) 1200
Last Answer : (A) 1080
Description : A shunt generator running at 1000 r.p.m. has generated e.m.f. as 200 V. If the speed increases to 1200 r.p.m., the generated e.m.f. will be nearly?
Last Answer : 200V/E2 = 1000/1200 E2= 240 V
Description : The average working speed of a hand operated chaff fitted with two knives is _________ rev/min.
Last Answer : 35
Description : In a combine harvester the peripheral speed of the cylinder ranges between ________ m/min.
Last Answer : 1200 to 1500
Description : main function of the current regulator is A. To prevent the reversal flow of current from the battery when dynamo speed is drops. B. To safeguard against flow of high currents to battery when armature develops ... . C. To prevent building up of high voltage in a circuit. D. None of the above
Last Answer : B. To safeguard against flow of high currents to battery when armature develops more current.
Description : Main function of cutout relay in electrical circuit is A. To prevent the reversal of current flow from the battery when dynamo speed (engine speed) reduces. B. To restrict the maximum output at ... deliver current to the battery or to the lightening and ignition circuit. D. None of the above
Last Answer : A. To prevent the reversal of current flow from the battery when dynamo speed (engine speed) reduces.
Description : Optimum operating speed of rotavator is a)20-150rpm b)150-350rpm c)350-500rpm d) >500rpm
Last Answer : d) >500rpm
Description : Detonation is favoured by a. Low crankshaft speed at full throttle b. .Higher loads c. Both (a) and (b) d. None of the above
Last Answer : c. Both (a) and (b)
Description : Rated speed of an engine is the speed at which an engine devlopes (A) Maximum crankshaft torque (B) Maximum brake horse power output (C) Maximum thermal efficiency (D) Maximum drawback pull
Last Answer : (B) Maximum brake horse power output
Description : V -belt are most suitable for a. less space requirements b. use with adjustable pulley foe speed change c. both (a) and (b) d. none of the above
Last Answer : c. both (a) and (b)
Description : Slip of belt is responsible for A. Reduction is speed B. Reduction in power C. Reduction in belt life D. All of the above
Last Answer : D. All of the above
Description : Cleaning of sugarcane is obtained at peripheral speed A. 12-15m/sec B. 18-20m/sec C. 20-25m/sec D. 25-30m/sec
Last Answer : B. 18-20m/sec
Description : An animal drawn seed drill has k number of furrow openers 180mm apart. If the speed of operation is 2.0kmph, the area covered (ha), in 8-11day is given by: A. 1.85/1000k B. 28.8 x 10-2k C. k/6.56 D. 1.762k
Last Answer : B. 28.8 x 10-2k
Description : Application rate of sprayer is affected by a. forward of speed b. number of nozzle c. rate of discharge d. all of the above
Last Answer : d. all of the above
Description : Multiple universal joint are preferred over single joint because they : A. provide higher strength B. minimize speed fluctuation C. are lighter in weight D. are more flexible
Last Answer : B. minimize speed fluctuation
Description : Adjustment needed when thresher blows grains with chaff a.) Decreasing cylinder peripheral speed. b.) Increasing cylinder speed. c.) Decreasing feed rate. d.) Increasing cylinder
Last Answer : a.) Decreasing cylinder peripheral speed.
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 : Durability of the fertilizer increases with a) Increase in the kinetic angle of repose b) Decrease in the kinetic angle of repose c) Decrease in the speed of the forward travel d) None of the above
Last Answer : b) Decrease in the kinetic angle of repose
Description : Thresher blows broken grains with chaff due to a) Higher cylinder speed. b) More feed Rate c) More cylinder concave clearance d) Moisture content of the crop is more
Last Answer : a) Higher cylinder speed.
Description : Most important factor affecting threshing efficiency a)peripheral speed of the drum b)cylinder concave clearance c)moisture content of crop d)feed rate
Last Answer : a)peripheral speed of the drum
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
Description : Roller chains are used for: a)Higher speed and higher loads b)made of high grade steel c)components are harden and polished d)All of the above
Description : Gears are used for: a)changing the speed rotation b)changing direction of rotation c)changing direction of shafting d)all of the above
Last Answer : d)all of the above