Agricultural Engineering Quiz
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Questions and Answers

Which component of the power sprayer is used to regulate the pressure?

  • Pressure relief valve (correct)
  • Solenoid valve
  • Cut-off valve
  • Automatic switch valve

    • A cut-off valve is the same as a pressure relief valve in a power sprayer.

    False

    What type of force type hand pump only discharges water on the forward stroke?

    Single acting

    A ______ power sprayer is mounted on wheels and can be towed by a vehicle.

    <p>wheel-mounted</p> Signup and view all the answers

    What is the purpose of a middlebreaking operation?

    <p>To make a furrow between rows</p> Signup and view all the answers

    Match the types of plow bottoms with their descriptions:

    <p>General-purpose moldboard = Plow bottom for versatile use Stubble moldboard = Designed for stubble and trash cover Slatted moldboard = Allows minimal breakage of furrow slice Share = Used for initial soil breaking</p> Signup and view all the answers

    The wheel frame power sprayer is powered only by a manual pump.

    <p>False</p> Signup and view all the answers

    A plow bottom designed with less curvature than the stubble is called a ______.

    <p>stubble moldboard</p> Signup and view all the answers

    Which implement consists of long, flat and curved teeth made of spring steel?

    <p>Spring-tooth harrow</p> Signup and view all the answers

    The Philippine Agricultural Engineering Act was established in 1998.

    <p>True</p> Signup and view all the answers

    What is the significance of PAES 151:2010 in agricultural machinery?

    <p>It outlines specifications for various agricultural machinery.</p> Signup and view all the answers

    The Philippine Agricultural and Biosystems Engineering Act was enacted in _____ (year).

    <p>2016</p> Signup and view all the answers

    Match the following agricultural machines with their specifications:

    <p>Power Sprayer for Mango = Specifications include tank capacity and nozzle type Sugarcane Planter = Specifications detail planting depth and row spacing Spring-tooth Harrow = Specifications cover tooth density and frame construction Mechanical Rice Transplanter = Specifications discuss transplanting method and speed</p> Signup and view all the answers

    Which of the following is NOT a type of field cultivator mentioned?

    <p>Rotary tiller</p> Signup and view all the answers

    All agricultural machinery specifications are included under PAES 151:2010.

    <p>False</p> Signup and view all the answers

    What is the main purpose of the Philippine Agricultural Engineering Act?

    <p>To regulate the practice of agricultural engineering in the Philippines.</p> Signup and view all the answers

    What is used to make ridges and beds for planting?

    <p>Furrower</p> Signup and view all the answers

    A water-cooled engine and a liquid-cooled engine refer to the same cooling method.

    <p>False</p> Signup and view all the answers

    What is the maximum efficiency allowable wheel slip for a four-wheel drive tractor at firm soil?

    <p>6-20</p> Signup and view all the answers

    What tool is attached to the shank of the subsoiler to cut through the soil?

    <p>Ripper point</p> Signup and view all the answers

    A subsoiler is used to eliminate back and dead furrows.

    <p>False</p> Signup and view all the answers

    The type of engine where combustion occurs inside the cylinder is called a _____ engine.

    <p>spark ignition</p> Signup and view all the answers

    Match the types of cycles with their descriptions:

    <p>Four-stroke cycle = Involves four distinct strokes: intake, compression, power, and exhaust Two-stroke cycle = Involves two strokes for exhaust and intake with one upward for compression Three-stroke cycle = Not a commonly used engine cycle in agriculture Single-stroke cycle = Involves only one complete movement of the piston</p> Signup and view all the answers

    What is the term for a series of hills in a field?

    <p>Rows</p> Signup and view all the answers

    The implement used for intermittent tillage at depths sufficient to shatter compacted subsurface layers is a __________.

    <p>Subsoiler</p> Signup and view all the answers

    What is the maximum speed of operation for a two-wheel tractor?

    <p>15 kph</p> Signup and view all the answers

    What is the maximum pumping rate in strokes per minute for a lever-operated knapsack sprayer?

    <p>30</p> Signup and view all the answers

    In a four-stroke cycle, one upward movement of the piston occurs during both the power and exhaust events.

    <p>False</p> Signup and view all the answers

    The field operation pattern where corners are turned with rounded edges is known as _____ pattern.

    <p>Circuitous</p> Signup and view all the answers

    Match the following implements with their descriptions:

    <p>Disc plow = Used for soil preparation by inverting soil Two-way plow = Allows plowing in both directions Roller-harrow = Used for leveling and breaking clods Offset disc harrow = Operated in an offset position for better coverage</p> Signup and view all the answers

    Soil abrasion refers to the scratching, cutting, or abrasing of materials caused by soil action.

    <p>True</p> Signup and view all the answers

    What lever connects the pump rod to the pump head and may include a counterweight mechanism?

    <p>Pump rod/plunger rod</p> Signup and view all the answers

    What is the minimum diameter of the bore hole specified by PAES 128: 2002 drilling rig methods?

    <p>100 mm</p> Signup and view all the answers

    Tillage can only be performed in bands or strips and is not applicable for the entire area.

    <p>False</p> Signup and view all the answers

    What type of tillage operation is designed to reduce soil strength and cover plant materials?

    <p>Primary tillage</p> Signup and view all the answers

    The minimum depth of the bore hole operated by the drilling rig should be ____ meters.

    <p>10</p> Signup and view all the answers

    Which tillage action and transport operations are utilized to loosen, load, carry, and unload soil?

    <p>Earthmoving</p> Signup and view all the answers

    Match the following tillage terms with their descriptions:

    <p>Primary tillage = Initial major soil-working operation Secondary tillage = Subsequent cultivation operations Ridge tillage = Maintaining soil structure with ridges Conservation tillage = Minimize soil erosion and improve soil health</p> Signup and view all the answers

    Land forming is a tillage operation primarily aimed at establishing a desired soil elevation and slope.

    <p>True</p> Signup and view all the answers

    In what type of drilling rig action does rotary action occur?

    <p>Rotary</p> Signup and view all the answers

    Which mode of drilling involves using a rotating drill bit?

    <p>Rotary</p> Signup and view all the answers

    A subsoiler is a type of drill rig used for drilling holes.

    <p>False</p> Signup and view all the answers

    What is the main purpose of a percussion drilling rig?

    <p>To raise and drop an external weight to create impact on the soil.</p> Signup and view all the answers

    The allowable wheel slip for maximum efficiency of a two-wheel drive tractor at tilled soil is between _____ percent.

    <p>20 to 40</p> Signup and view all the answers

    What is the speed limit for four-wheel tractors on paved roads according to PAES standards?

    <p>15 to 22 kph</p> Signup and view all the answers

    Match the following implements to their respective descriptions:

    <p>Harrowing = Secondary tillage implement with curved teeth Spring-tooth harrow = Long and curved teeth for soil penetration Rotary shovel = Uses rotating blades for digging Auger head = Used for boring holes in soil</p> Signup and view all the answers

    What is the designated flow rate range for a Lever-Operated Knapsack Sprayer using water?

    <p>0.3 to 1.4 L/min</p> Signup and view all the answers

    A granule applicator is a method of testing for agricultural machinery.

    <p>False</p> Signup and view all the answers

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    Description

    Test your knowledge on agricultural machinery with this comprehensive quiz. Covering topics like power sprayers, plow bottoms, and the Philippine Agricultural Engineering Act, you'll explore essential concepts in the field. Perfect for students or professionals in agricultural engineering!

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