Description : The ratio of reel peripheral speed to forward speed of combine is called (a)velocity index (b)angular velocity index (c)reel speed index (d) kinematic index
Last Answer : (c)reel speed index
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 : Capacity of field choppers (chaff cutter) is affected by (a)capacity of the feed mechanism (cross sectional area) (b)Rate of advance of material through throat considered as to be the same linear speed of feed mechanism (c) density of forage material (d) all of the above
Last Answer : (d) all of the above
Description : Pods, heads or ears and free seeds, lost during the cutting and conveying operations are called as (a)cylinder loss (b) walker loss (rack loss) (c)shoe losses (d)gathering loss
Last Answer : (d)gathering loss
Description : Free (threshed) seed carried over straw discharge from the rear of shoe is called:- a) Cylinder loss b) Walker losses ( rack loss) C) Shoe loss d) Gathering losses
Last Answer : C) Shoe loss
Description : Free (threshed) seed carried over the Walker or rack in straw and discharge from the rear of machine is called as :- a) Cylinder loss b) Walker losses (rack loss) C) Shoe loss d) Gathering losses
Last Answer : b) Walker losses (rack loss)
Description : Unthreshed seed discharge from the rear of the machine either in straw or in the material from the cleaning shoe is called :- a) Cylinder loss b) Walker losses(rack loss) C) Shoe loss d) Gathering losses
Last Answer : a) Cylinder loss
Description : ncreased amount of non-grain material on the shoe appreciably______ the shoe loss a) Decreases b) Increases c) Unaltered d) Equal
Last Answer : b) Increases
Description : Increasing concave length_______ seed separation at diminishing rate a) Increases b) Decreases c)No effect d) None of the
Last Answer : a) Increases
Description : For a given application rate the number of droplet is inversely proportional to............of the diameter of droplets. A) Square b) cube C) one fifth d) none of the above
Last Answer : b) cube
Description : Drillability of fertilizer is _______________ proportional to the kinetic energy of repose a) Inversely b) Directly c) Unaffected d) None of these
Last Answer : a) Inversely
Description : Pick up reels are very effective in :- a) Cutting of upright crops b) Lifting of lodged (down) crops ahead of cutter bar C) Both (a) and (b) are true d) None of the above
Last Answer : C) Both (a) and (b) are true
Description : Kinematic index of the straw Walker is as ratio (a) Angular velocity of straw Walker to angular velocity of threshing drum (b) Angular velocity of straw Walker to angular velocity of threshing drum (c) Angular velocity of straw Walker to linear velocity of combine (d) All of the above
Last Answer : (a) Angular velocity of straw Walker to angular velocity of threshing drum
Description : While increasing the forward speed of the combine harvester speed of reel should be a) Increased in same ratio b) Decreased in same ratio c) No changes d) Doubled Ans. a
Last Answer : ans a
Description : Are there any procedures or traditions in your state (or community or country) that you were raised with and are perfectly normal for you...then you realize how strange it might be to outsiders?
Last Answer : I lived for a while in Cairo, Egypt and in the fall they also have burn season . Except they burn garbage. Not grass. The smoke always burned your throat those few months and it was really ... a normal part of my childhood, but now that I think about it, those were really different experiences.
Description : Is anyone on ask-public a modern homesteader?
Last Answer : I've done quite a bit and have many of the skills- I plan to do a lot more when we move to our 10-acre property in WA state. I can milk a goat, birth and raise goat kids, raise chickens, bake ... , repair lots of things, etc. It's more of a hobby than a necessity, but I enjoy having the skills.
Description : How To Make Instructions On How To Build An Ant Farm
Last Answer : Making an ant farm for your children is an excellent way to hold their attention for hours and is a good educational tool as well. They can teach children the importance of an eco system as well ... have more fun with your ants, you can add minuture trees or tiny farmhouses found at hobby stores.
Description : How to Start a Worm Farm
Last Answer : How to Start a Worm Farm A worm farm is a great way to minimize the waste you and your family produce. Think of it as composting with worms thrown in. Compost produced by worms are ... the exception of fat, meat and dairy products Kitchen waste like peels and leftover vegetables Farm animal manure
Description : How to Start an Ant Farm
Last Answer : How to Start an Ant Farm Watching an ant colony at work is pretty interesting. You'll see the tiny critters at work, moving around the anthill as they bump antennas. Such a sight kills stress while you ... . Good service is all that's needed for a thriving economy - of ants. Enjoy your ant farm!
Description : How to Build a Worm Farm
Last Answer : How to Build a Worm Farm Have you ever thought about building a worm farm? Do you even know why a worm farm can be a great asset to you? Worm farming is a very inexpensive way to use organic ... can see building a worm farm can be both very simple to build and beneficial to you and your garden.
Description : Farm Sprayers
Last Answer : Arguably one of the most important equipments in a modern farm is the farm sprayer. Right up there with the tractors and crop dusters, the farm sprayer makes sure that all pests and weeds that may ... all farm sprayers serve the same function: to ensure that crops are safe and relatively pest-free.
Description : Which of the following is a dimensionless parameter? (A) Angular velocity (B) Specific weight (C) Kinematic viscosity (D) None of these
Last Answer : (D) None of these
Description : The average spacing of seeds or hills in field is obtained or determined by a) The ratio of linear or peripheral speed of seed pick up units (cells fingers, etc) to the forward speed of the planter b) The distance ... up units (cells) on the metering unit c) Both (a) and (b) d) None of the above
Last Answer : c) Both (a) and (b)
Description : In a combine harvester the peripheral speed of the cylinder ranges between ________ m/min.
Last Answer : 1200 to 1500
Description : The co-efficient of performance (COP) of a refrigerating system, which is its index of performance, is defined as the ratio of useful refrigeration to the net work. The units of __________ and COP are the same. (A) Kinematic viscosity (B) Work (C) Temperature (D) None of these
Description : The ratio of absolute viscosity to mass density is known as (A) Specific viscosity (B) Viscosity index (C) Kinematic viscosity (D) Coefficient of viscosity
Last Answer : Answer: Option C
Description : .total grain loss in a combine increase with a. increase in forward speed b. decrease in stubble Hight c. increase in concave clearance d. all of the above
Last Answer : .total grain loss in a combine increase with a. increase in forward speed b. decrease in stubble Hight c. increase in concave clearance d. all of the above
Description : Riboflavin deficiency can cause (A) Peripheral neuritis (B) Diarrhoea (C) Angular stomatitis (D) None of these
Last Answer : Answer : C
Description : Theoretical capacity of crushing rolls in tons/hr is given by (where, V = peripheral velocity, m/sec. W = width of rolls, m Dr = distance between rolls ρ = density of material to be crushed, kg/m3 here, V =πND where, N = speed of the rolls ... V.W.Dr.ρ (B) 3.6 V.W. ρ (C) 3.6 W.Dr.ρ (D) 3.6 V.W.Dr/ρ
Last Answer : (A) 3.6 V.W.Dr.ρ
Description : The dimension of diffusivity is same as that of the (A) Density (B) Molal concentration (C) Kinematic viscosity (D) Velocity head
Last Answer : (C) Kinematic viscosity
Description : Pick out the wrong statement: (A) Greater is the kinematic viscosity of the liquid, greater is the thickness of the boundary layer (B) Blowers develop a maximum pressure of 2 atmospheres ( ... factor in case of turbulent flow of liquids in pipe depends upon relative roughness & Reynolds number
Last Answer : (C) Friction losses in pipe fittings are generally expressed in terms of velocity heads
Description : In fluid flow, and heat and mass transfer, one encounters (i) kinematic velocity (μ), (ii) molecular diffusivity (θ) and thermal diffusivity (α). The units of these quantities are. (A) μ , α and θ all have units of m/ ... μ has unit of m/s (D) α and θ have units of m/s, while μ has unit of m2/s
Last Answer : Option C
Description : During planetary motion which of the following remains constant? a.Augular speed b.Linear velocity c.Angular acceleration d.Total angular momentum e.All of the above
Last Answer : b. Linear velocity
Description : A ball tied with a string to a rotating shaft revolves at uniform speed. As the shaft is suddenly brought to rest, the string starts getting round the shaft with the angular velocity of the ball (a) increasing (b) decreasing (c) remaining constant (d) becoming zero
Last Answer : Ans:(a)
Description : Speed of an object travelling around a circle depends upon A. angular velocity B. radius C. circumference D. both A and B
Last Answer : both A and B
Description : Angular velocity of second hand of clock is 0.105 rad s-1 and length of hand is 1.8 cm, then speed of tip of hand is A. 0.189 cm s-1 B. 1 cm s-1 C. 0.189 m s-1 D. 2 m s-1
Last Answer : 0.189 cm s-1
Description : Consider a car driving around a circular bend in the road. Which of the following CANNOT be constant? w) velocity of car x) speed of car y) nonrelativistic mass of car z) angular momentum of the car about the center of the circle
Last Answer : ANSWER: W -- VELOCITY OF CAR
Description : (1 ) I’m a strong man’s opposite and a lazy man’s norm. (2) When you start you look forward to me, but if you stall me I promise I’ll come around eventually. Combine these two, what am I? -Riddles
Last Answer : Weak + End = Weekend.
Description : The ratio of kinematic viscosity to thermal diffusivity is called the __________ number. (A) Peclet (B) Prandtl (C) Stanton (D) Nusselt
Last Answer : (B) Prandtl
Description : The kinematic viscosity is the (A) Ratio of absolute viscosity to the density of the liquid (B) Ratio of density of the liquid to the absolute viscosity (C) Product of absolute viscosity and density of the liquid (D) Product of absolute viscosity and mass of the liquid
Last Answer : Answer: Option A
Description : Pickup wrong definition 1) Off line - is a system peripheral equipment not controlled by CPU 2) Online - is system in which peripheral equipment is in direct contact with CPU 3) PL/I is the ... /Index 4) Program or routine is a set sequence of instructions given to computer for problem solving
Last Answer : 3) PL/I is the acronym Peripheral Listing /Index
Description : A particle of charge `q` and mass `m` moves in a circular orbit of radius `r` with angular speed `omega`. The ratio of the magnitude of its magnetic m
Last Answer : A particle of charge `q` and mass `m` moves in a circular orbit of radius `r` with angular speed `omega`. The ... C. `q` and `m` D. `omega` and `m`
Description : Surging basically implies A. Unsteady, periodic and reversed flow B. Forward motion of air at a speed above sonic velocity C. The surging action due to the blast of air produced in a compressor D. Forward movement of aircraft
Last Answer : ANSWER : A
Description : How does index matching gel affect the amount of coupling loss caused by (a) fiber separation, (b) lateral misalignment, and (c) angular misalignment?
Last Answer : (a) Reduces coupling loss, (b) does not change coupling loss, and (c) increases coupling loss
Description : What is the meaning of the term velocity factor of a transmission line? A. The ratio of the characteristic impedance of the line to the terminating impedance B. The index of shielding for coaxial ... The velocity of the wave on the transmission line divided by the velocity of light in a vacuum.
Last Answer : D. The velocity of the wave on the transmission line divided by the velocity of light in a vacuum.
Description : What is the meaning of the term velocity factor of a transmission line? A. The index of shielding for coaxial cable B. The velocity of the wave on the transmission line multiplied by the velocity of ... The velocity of the wave on the transmission line divided by the velocity of light in a vacuum
Last Answer : D. The velocity of the wave on the transmission line divided by the velocity of light in a vacuum
Description : Refractive index of a petrofuel which is the ratio of velocity of light in air to its velocity in the petrofuel gives an indication if its (A) Molecular weight (B) Aromatics content (C) Both ‘a’ & ‘b’ (D) Neither ‘a’ nor ‘b’
Last Answer : (C) Both ‘a’ & ‘b
Description : Ratio of the velocity of propagation of a light ray in free space to the velocity of propagation of a light ray in free space in a given material. ∙ A. refractive index ∙ B. standing wave ratio ∙ C. velocity factor ∙ D. propagation velocity
Last Answer : ∙ A. refractive index
Description : In a flywheel the safe stress is 25.2MN/m 2 and the density is 7 g/cm 3 . Then what is the maximum peripheral velocity ? 1. 30m/s 2. 45m/s 3. 60m/s 4. 120m/s
Last Answer : 3. 60m/s
Description : The peripheral velocity at inlet of a centrifugal pump having inlet diameter of 25 cms and rotating at 950 rpm is __________ m/sec. (A) 1.8 (B) 12.4 (C) 186.2 (D) 736.4
Last Answer : (B) 12.4