EXAM B Flashcards by MICS M.

The ratio between the numbers of weeds removed by the weeder to the number
of weeds present per unit area.
a. Weeding index
b. Weeding rate
c. Weeding capacity
d. None of the above

a. Weeding index

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When a machine is driven directly from the shaft of a power source, the power is transmitted using ___.
a. gear drive
b. sprocket and chain drive
c. direct drive
d. None of the above

c. direct drive

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The ratio between the mass of fuel consumed per unit time and the
corresponding power measured.
a. Specific fuel consumption
b. Fuel to mass ratio
c. Fuel consumption rate
d. None of the above

a. Specific fuel consumption

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As a rule of thumb, single-phase alternating current electric motor should
be used for applications requiring:
a. < 4 hp
b. < 5 hp
c. < 6 hp
d. < 7 hp

b. < 5 hp

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The projection of cash inflow and outflow of a farm to estimate the
incremental net benefit of the life of the project is known as:
a. Farm budget
b. Farm plan
c. Farm inventory
d. Farm contract

a. Farm budget

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The gearbox placed on first gear will develop…
a. high torque - high speed
b. low torque – low speed
c. high torque – low speed
d. low torque – high speed

c. high torque – low speed

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A transaction by your company this year involving the repayment in cash of
a portion of the long term loan of the company in the amount of P 70,000.00
would have the following effect:
a. increase in assets = increase in liabilities
b. decrease in assets = decrease in liabilities
c. increase in assets = increase in ownership
d. increase in one asset= decrease in another asset

b. decrease in assets = decrease in liabilities

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It results in the reduction of the purchasing power of monetary unit.
a. deflation
b. devaluation
c. incision
d. inflation

d. inflation

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A six-bottom moldboard plow is to be used to plow a heavy soil. How many
scrapers are there in the plow?
a. 2
b. 4
c. 6
d. None of the above

c. 6

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It is a part of the plow that connects the plow bottom and the frame.
a. Upper hitch point
b. Boom
c. Shank
d. None of the above

c. Shank

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Material recommended by PAES for use as implement frame.
a. Mild steel
b. Cold rolled steel
c. Spring steel
d. None of the above

a. Mild steel

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When a disk harrow consists of a front and rear gangs and is centrally positioned with the tractor, it is classified as _________?
a. Single action harrow
b. Double action harrow
c. Offset harrow
d. None of the above

b. Double action harrow

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Material recommended by PAES in the manufacture of disk blade.
a. Mild steel
b. Carbon steel
c. Cast iron
d. None of the above

b. Carbon steel

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When a disk harrow consists of a front gang only and is centrally positioned with the tractor, it is classified as _________?
a. Single action harrow
b. Double action harrow
c. Offset harrow
d. None of the above

a. Single action harrow

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When a disk harrow consists of a front and/or rear gangs and is not centrally positioned with the tractor, it is classified as _________?
a. Single action harrow
b. Double action harrow
c. Offset harrow
d. None of the above

c. Offset harrow

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The angle between the axis of the set of disks and the line perpendicular
to the direction of the implement.
a. Disk angle
b. Gang angle
c. Implement angle
d. None of the above

b. Gang angle

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The horizontal seed plate is used for:
a. row-crop drill planter
b. hill-drop planter
c. solid drill planter
d. broadcaster

b. hill-drop planter

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Planters designed to plant seeds continuously in rows with row spacing
greater than 36 cm is called:
a. row-crop drill planter
b. hill-drop planter
c. solid drill planter
d. broadcaster

a. row-crop drill planter

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The groundwheel of a planter is normally related to the operation of the:
a. furrow opener
b. metering device
c. seed tube
d. double-disc closer

b. metering device

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Part of a planter that is always present in all planters regardless of type and cropping system:
a. furrow opener
b. metering device
c. seed tube
d. furrow closer

b. metering device

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Planter designed to plant seeds in rows and in hills is called:
a. row-crop drill planter
b. hill-drop planter
c. solid drill planter
d. broadcaster

b. hill-drop planter

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The adjustable orifice with agitator is used for:
a. row-crop drill planter
b. hill-drop planter
c. broadcaster
d. transplanter

a. row-crop drill planter

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Parameter not required in the calibration of a planter is:
a. row spacing
b. ave. seed emergence
c. forward speed
d. groundwheel diameter

c. forward speed

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Planter designed to place seedlings in rows and in hills is called:
a. row-crop drill planter
b. hill-drop planter
c. solid drill planter
d. transplanter

d. transplanter

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The IRRI drum seeder is an example of: a. row-crop drill planter b. hill-drop planter c. solid drill planter d. broadcaster

c. solid drill planter

Parameter not required in determining the field capacity of a planter: a. width of planter b. forward speed of planter c. No. of seeds per hill d. efficiency of planter

c. No. of seeds per hill

Sprayers are used primarily for the application of : a. herbicides b. insecticides c. fungicides d. pesticides

d. pesticides

Method of pest control not considered engineering control is: a. chemical control b. biological control c. mechanical control d. a and b

b. biological control

Principle used in creating hydraulic energy in a lever-operated knapsack sprayer is: a. adding air to a container with fixed volume of liquid b. adding liquid to a container with a fixed volume of air c. adding liquid to a container with an existing volume of liquid d. adding air to a container with an existing volume of air

b. adding liquid to a container with a fixed volume of air

Which of the following is not a spray nozzle pattern? a. hollow cone nozzle pattern b. solid cone nozzle pattern c. hollow fan nozzle pattern d fan nozzle pattern

c. hollow fan nozzle pattern

Operation with the highest manual labor requirement for lowland rice: a. plowing with carabao b. hand transplanting c. weeding with push-type weeder d. manual harvesting

c. weeding with push-type weeder

It is a self-propelled machine having a single axle designed primarily to pull and propel trailed or mounted agricultural implement and machinery. a. Walking-type tractor b. Pedestrian tractor c. Hand tractor d. All of the above

d. All of the above

Warranty period for hand tractor from the purchase of the machine. a. 4 months b. 6 months c. 12 months d. All of the above

b. 6 months

The required water temperature in testing pump. a. 10 deg and below b. 10 deg - 40 deg c. 40 deg - 60 deg d. None of the above

b. 10 deg - 40 deg

A metal sheet with gauge number equal to 14 means___. a. 14-mm thick b. 14 pieces of metals sheet in a stock c. 14 pieces in one-inch thickness d. None of the above

c. 14 pieces in one-inch thickness

The criteria used in evaluating the performance of a machine. a. Reliability of machine b. Environment and safety c. Cost of operation d. All of the above

d. All of the above

The development of a desirable soil structure for a seedbed does not include: a. higher water infiltration rate b. increased water surface runoff c. greater water holding capacity d. promotion of root penetration

b. increased water surface runoff

Soil cut, lifted, inverted and thrown to one side of the blow bottom is termed: a. furrow b. furrowslice c. backfurrow d. Deadfurrow

b. furrowslice

Bend sideward of the point of the share to make the plow cut the proper width is: a. vertical clearance b. horizontal suction c. disc angle d. tilt angle

b. horizontal suction

The angle the disc of a disc plow makes with the direction of travel to make it cut the proper width and allow it to rotate when moving forward is: a. 15 – 25 degrees b. 42 – 45 degrees c. 55 – 60 degrees d. 30 – 36 degrees

b. 42 – 45 degrees

In the equation C = SWEff/10, C is capacity expresses in: a. m2/h b. m2/day c. ha/h d. ha/day

c. ha/h

Floating power tillers are used in: a. 2-wheel tractor for wetland op. b. 2-wheel tractor for dryland op. c. 4-wheel tractor for wetland op. d. 4-wheel tractor for wetland op

a. 2-wheel tractor for wetland op.

The mechanical function of the planter does not include: a. sort the seeds b. meter the seeds c. deposit the seeds d. cover the seeds

a. sort the seeds

The horizontal seed plate is used for: a. row-crop drill planter b. hill-drop planter c. solid drill planter d. broadcaster

b. hill-drop planter

Method of pest control not considered engineering control is: a. chemical control b. biological control c. mechanical control d. a and b

b. biological control

Sprayers are used primarily for the application of : a. herbicides b. insecticides c. fungicides d. pesticides

d. pesticides

Which of the following belong to the group of variable displacement pump? a. centrifugal pump b. mixed flow pump c. air lift pump d. all of the above

d. all of the above

In the equation for horsepower, Hp = QxH/ 3960xEff, Eff is: a. efficiency of pump b. efficiency of transmission c. efficiency of prime mover d. efficiency of the system

d. efficiency of the system

The direct type of power transmission system has: (code 52) a. 90% Eff b. 95% Eff c. 98% Eff d. 100% Eff

d. 100% Eff

Select two consecutive farm operations which when done mechanically can increase cropping intensity: a. planting – spraying b. irrigation – weeding c. harvesting – plowing d. harvesting – threshing

c. harvesting – plowing

The three-phase electric motor is characterized as. a. low first cost – high operating cost b. low first cost – low operating cost c. high first cost – high operating cost d. high first cost – low operating cost

d. high first cost – low operating cost

1 pk is equal to ____________ watts a. 735.49 b. 740.12 c. 760.00 d. None of the above

a. 735.49

The gasoline engine is characterized as a. low first cost – high operating cost b. low first cost – low operating cost c. high first cost – high operating cost d. high first cost – low operating cost

a. low first cost – high operating cost

Indicates the maximum load that can be safely carried by an electric motor under continuous operation: a. duty rating b. service factor c. hp rating d. current rating

b. service factor

The piston goes up and the two valves remain closed is termed: a. intake b. compression c. power d. exhaust

b. compression

Type of transmission system where the speed ratio depends on the teeth ratio of the two members: a. gears b. chain and sprocket c. belt and pulley d. a and b

d. a and b

In a compression-ignition engine, the fuel is introduced into the cylinder at the: a. start of intake b. start of compression c. end of intake d. end of compression

d. end of compression

A valve operates: a. once per cycle b. twice per cycle c. 3X per cycle d. 4X per cycle

a. once per cycle

The thermal efficiency range for internal combustion engines is: a. 25 – 36% b. 36 – 50% c. 50 – 75% d. 75 – 90%

a. 25 – 36%

Type of power transmission system where clutch action is possible: a. direct coupling b. chain and sprocket c. belt and pulley d. gears

c. belt and pulley

The gearbox placed on first gear will develop: a. high torque - high speed b. low torque – low speed c. high torque – low speed d. low torque – high speed

c. high torque – low speed

EXAM B Flashcards

(61 cards)