(BELONIO) AGRICULTURAL PROCESSING, STRUCTURES, ELECTRIFICATION, AND ALLIED SUBJECTS - PART 1

Concrete

It is a mixture of cement, gravel, sand and water to harden in forms of the shape and dimension of the desired structure

Estimate

It is a project study of determining the quality, quantity, and cost of every materials used in a work of every finished work.

Portland pozzoland

It is a slow hardening kind of cement.

Lime

Which of the following materials has the highest percentage composition in cement

Silica

It is considered as refractory material

1:1.5:3

Class AA concrete has a mixing pro proportion oF

1 : 2 : 4

Mixing proportion for class A concrete.

1 : 3 : 6

Recommended mixing proportion for machine foundation

1 : 2 : 4

Recommended mixing proportion for floor slabs 4 in. thick

Masonry

A structure made by laying bricks, stones blocks, and other stone like materials

55 to 60 pieces

Approximate numbers of concrete hallow blocks that can be produced per bag of cement.

2 cubic feet in volume

Two bags of cement is equal to

Wood

Although it is non homogenous natural product requiring judgment and critical appraisal, it continues to be the primary structural materials for farm building

Hardwood

By classification, they come from broad leaf deciduous trees

Yard lumber

A class of softwood lumber used for farm building construction, with sub classes, entitled finish, common boards and common dimensions

Grout

A mixture of cement and water only, mixed to the consistency of very thick cream used for coating surfaces of concrete to improve their appearance.

Rubble

The term generally applied to stonework of the simplest kind when little or no tool work is done on the stones other than to break them with hammer and roughly dress them

Silo

A farm structure used to store and protect the animal fodder so that it is preserved in an ideal condition for the farm animals

4 bags

A barrel of cement consist of

Run

One half the horizontal distance of the truss

0.001 m 3

Volume of mortar that can be contained in 4 in. x 8 in. x 16 in. concrete hallow block

1 : 2

Mixing proportion of cement/sand for class A mortar.

Dressed lumber

A planed lumber having at least one side smooth

Timber

A piece of lumber having a minimum smallest dimension of 5 inches or 13 cm

Board

A piece of lumber less than 4 cm thick with at least 10 cm wide.

S4S

A dressed lumber having four sides are smoothen

Rough lumber

It is an undressed lumber

120 pieces

Approximate number of pieces per kilo of GI roofing nails

Rise

It is the height of a flight of stairs from landing to landing or the height between successive treads or stairs

20 sq. m.

One gallon of paint in first coating can cover an area of

20 kg

The rough estimate for the number of kilos of nail needed per 1000 bd. ft. of lumber.

10 bags

The rough estimate number of bags of cement required per cubic meter of concrete

Farm house

Dwelling place for workers in the farm

Durability

It is the characteristics of materials that retain their strength and other properties over a considerate period of time.

Creosote

Most widely used preservative treatment for wood

Toughness

It is the capacity of material to resist fracture under impact load.

Soft wood

A wood which comes from needle leaved cone bearing trees.

Factory lumber

Lumber used for mill work such as window casing and sash, and cabinets

Yard lumber

Material less than 5 in. thick and is used for general building purposes

Structural timber

It includes joist and plank, beams and stringers, and post

Rough lumber

A lumber that comes from a saw, unfinished and full dimension.

S2E1S

A lumber finished smooth on two edges designated and one side and full dimension.

Truss

A jointed frame that is used to support load over a relatively large span.

4’ x 8’

The standard dimension of plywood is

Face

The largest area in a piece of wood is the

Kilo

Nails are bought in the hardware in terms of

Tex screw

A screw used commonly in roof construction

Rip saw

The saw recommended for cutting plywood is

The finer the cut

Sizes of saw are given in number of teeth, the higher the saw teeth number

1 in. x 1 in. x 1 ft/144

One board foot is equivalent to

Kiln drying

It is the method of reducing the moisture of timber using artificial heat on a heated chamber

Chip-forming method

Sawing is the process of cutting materials and is classified as

Tox

A fastener used to properly fixed materials to a concrete.

Finishing nail

Nail used for making furniture or for flooring purposes.

Jack plane

It is a tool used to make the surface of wood level and smooth.

Hole saw

A saw for making small round openings on wood.

Linear footage

Lattice molding are bought in terms of

If a wood is specified as S4S this means that

6 or 12 months

Warranty period requirement for mechanical grain dryers

Combustion efficiency

It is the ratio of the heat released by the fuel to the theoretical heat available from the fuel.

Purity

It is the percentage of grain free from foreign matter.

Static pressure

Pressure build up in the plenum chamber to maintain uniform distribution of airflow through the grain mass

Tempering

It is the temporary holding of grains between drying passes to allow the moisture in the center of the grain equalize with that on its surface

Moisture content wet basis

It is the amount of moisture in the grain expressed as percentage of the total weight of the samples

Moisture content dry basis

It is the amount of moisture in the grain expressed as percentage of weight of dry matter

Fanning mill

Screen cleaners that employ an air blast to assist in cleaning.

Scraper

It is part of a belt conveyor that is used to discharge materials over the end of the belt by a diagonal; scraper

Capacitance type moisture meter

A moisture meter that determines the moisture content of the product based on the ability of current to pass through the material

Free moisture

Moisture that can be found at the surface of the material

Mixing

The blending of ingredients or materials in agricultural processing operation

Attrition mill

It is a burr or plate mill

Crushing

A process of reducing the size of the materials by applying force to the product in excess of its strength

Cutting

A process of reducing the size of materials by pushing or forcing a thin sharp knife into it

Fineness modulus

It indicates the uniformity of grind in the resultant product

Shearing

A process of reducing materials by a combination of cutting and crushing actions.

Dry basis

If the amount of water in a product is determined based on its dry matter content, the moisture content is expressed in

Primary method

A method of measuring the moisture content of the product by direct extraction of water

stripping

The process of harvesting by detaching or separating rice grains from the panicle

18 %

If 20 kg of water is removed from 110 kg of paddy, what is the percentage moisture content of paddy in wet basis?

22 %

What is the percentage moisture content paddy above when expressed in dry basis?

13.6 %

If a product has a percentage moisture content of 12 % wet basis, the equivalent percentage moisture content in dry basis is:

20 %

A product expressed in dry basis has a percentage moisture content of 25%, what is the percentage moisture content of the product in wet basis?

7953.4 kg

If 9 tons product is to be dried from 24% to 14%, the final weight of the product would be: