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Area 3-BPSU
28問 • 8ヶ月前
  • Blessie Fath Raneses
    • 通報

    問題一覧

  • 1

    Solid salt (NaCl) crystals in a saturated NaCl-water solution is an example of:

    C.Phase equilibrium

  • 2

    An object that has a uniform temperature distribution is considered:

    A. In a state of thermal equilibrium

  • 3

    Any region prescribed in space or a finite quantity of matter enclosed by a boundary, where there is no exchange of heat, mass, or work, is called

    B. Isolated system

  • 4

    A double-pipe heat exchanger consists of a pipe located concentrically inside a main pipe; this is known as a

    C. Tubular heat exchanger

  • 5

    This term refers to the transfer of harmful micro-organisms from one food product to another product through non-food surfaces:

    A. Cross-contamination

  • 6

    The last line of defense in a food safety emergency is: 

    C.Product recall

  • 7

    Fourier’s Law for Heat Conduction states that heat flowing through a wall is directly proportional to the surface area, and inversely proportional to the thickness. The driving force for conductive heat transfer is the:

    C. Temperature difference between the two surfaces of the wall

  • 8

    Liquids that show a direct proportionality between shear rate and shear stress are classified as:

    B. Newtonian

  • 9

    Thermal diffusivity can be considered as: 

    A. The ability of a material to conduct thermal energy relative to its ability to store thermal energy

  • 10

    Conventional testing of food quality at the point of consumption is not effective because:

    D. All of these

  • 11

    To keep processing and preparation areas cold and dry, it is important for the airconditioning and refrigeration system to maintain the specified air temperature and: 

    C. Dewpoint temperature

  • 12

    Which is known as corrective maintenance?

    A. Breakdown maintenance

  • 13

    The process of planning expenditure that will influence the operation of a processing plant over a number of years is called:

    A. Capital budgeting

  • 14

     Local velocity is measured by: 

    A. Pitot tube

  • 15

    The closeness with which the reading of an instrument approaches the true value of the variable being measured is called:

    A. Accuracy

  • 16

    If the efficiency of a process is high, what should be low?

    B. Losses

  • 17

    The most abundant constituents in fresh fruits and vegetables is water, which exists as a continuous liquid phase within the fruits and vegetables. The process by which fresh fruits and vegetables lose some of this water is called:

    C. Transpiration loss

  • 18

    The graphic representation of all the processing activities occurring on the plant is called

    A. Flow process chart

  • 19

    Which of the following is a direct cost of accident?

    D. Money paid for the treatment and compensation paid to the worker

  • 20

    What is food security? 

    C. Its component elements include availability, utilization, and stability, as well as access

  • 21

    When a granular material is permitted to flow from a point into a pile, the shape of the pile is characteristic of the material. The angle which the side of the pile makes with the horizontal is called.

    C. Angle of repose

  • 22

     Which among the following is the most appropriate reason for storing green mango at low temperature?

    D. The rate of respiration is reduced

  • 23

    Dough kept overnight in warm place becomes soft and spongy due to:

    C. Fermentation

  • 24

    Maximum moisture content for safe storage in palay seed is:

    B. 12

  • 25

    When the vapor pressure of water held by the grain is equal to the vapor pressure of the surrounding air, no moisture transfer occurs and there exists moisture equilibrium between the grain and the air. If, however, the vapor pressure of the water held by the grain is greater than the vapor pressure of the air, then what condition exists? 

    C. Desorption

  • 26

    A solid sphere of radius R is falling through a viscous medium. The terminal velocity attained by the falling body will be proportional to?

    A. R^2

  • 27

    Reduction of grain into meal or flour, including size reduction, hulling, scarifying, polishing, sorting, mixing is called

    C. Milling

  • 28

    Handling device that has a high mechanical efficiency. Minimum damage to products being transported. Carrying capacity is high. Materials can be conveyed over long distances.

    A. Belt conveyor

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    問題一覧

  • 1

    Solid salt (NaCl) crystals in a saturated NaCl-water solution is an example of:

    C.Phase equilibrium

  • 2

    An object that has a uniform temperature distribution is considered:

    A. In a state of thermal equilibrium

  • 3

    Any region prescribed in space or a finite quantity of matter enclosed by a boundary, where there is no exchange of heat, mass, or work, is called

    B. Isolated system

  • 4

    A double-pipe heat exchanger consists of a pipe located concentrically inside a main pipe; this is known as a

    C. Tubular heat exchanger

  • 5

    This term refers to the transfer of harmful micro-organisms from one food product to another product through non-food surfaces:

    A. Cross-contamination

  • 6

    The last line of defense in a food safety emergency is: 

    C.Product recall

  • 7

    Fourier’s Law for Heat Conduction states that heat flowing through a wall is directly proportional to the surface area, and inversely proportional to the thickness. The driving force for conductive heat transfer is the:

    C. Temperature difference between the two surfaces of the wall

  • 8

    Liquids that show a direct proportionality between shear rate and shear stress are classified as:

    B. Newtonian

  • 9

    Thermal diffusivity can be considered as: 

    A. The ability of a material to conduct thermal energy relative to its ability to store thermal energy

  • 10

    Conventional testing of food quality at the point of consumption is not effective because:

    D. All of these

  • 11

    To keep processing and preparation areas cold and dry, it is important for the airconditioning and refrigeration system to maintain the specified air temperature and: 

    C. Dewpoint temperature

  • 12

    Which is known as corrective maintenance?

    A. Breakdown maintenance

  • 13

    The process of planning expenditure that will influence the operation of a processing plant over a number of years is called:

    A. Capital budgeting

  • 14

     Local velocity is measured by: 

    A. Pitot tube

  • 15

    The closeness with which the reading of an instrument approaches the true value of the variable being measured is called:

    A. Accuracy

  • 16

    If the efficiency of a process is high, what should be low?

    B. Losses

  • 17

    The most abundant constituents in fresh fruits and vegetables is water, which exists as a continuous liquid phase within the fruits and vegetables. The process by which fresh fruits and vegetables lose some of this water is called:

    C. Transpiration loss

  • 18

    The graphic representation of all the processing activities occurring on the plant is called

    A. Flow process chart

  • 19

    Which of the following is a direct cost of accident?

    D. Money paid for the treatment and compensation paid to the worker

  • 20

    What is food security? 

    C. Its component elements include availability, utilization, and stability, as well as access

  • 21

    When a granular material is permitted to flow from a point into a pile, the shape of the pile is characteristic of the material. The angle which the side of the pile makes with the horizontal is called.

    C. Angle of repose

  • 22

     Which among the following is the most appropriate reason for storing green mango at low temperature?

    D. The rate of respiration is reduced

  • 23

    Dough kept overnight in warm place becomes soft and spongy due to:

    C. Fermentation

  • 24

    Maximum moisture content for safe storage in palay seed is:

    B. 12

  • 25

    When the vapor pressure of water held by the grain is equal to the vapor pressure of the surrounding air, no moisture transfer occurs and there exists moisture equilibrium between the grain and the air. If, however, the vapor pressure of the water held by the grain is greater than the vapor pressure of the air, then what condition exists? 

    C. Desorption

  • 26

    A solid sphere of radius R is falling through a viscous medium. The terminal velocity attained by the falling body will be proportional to?

    A. R^2

  • 27

    Reduction of grain into meal or flour, including size reduction, hulling, scarifying, polishing, sorting, mixing is called

    C. Milling

  • 28

    Handling device that has a high mechanical efficiency. Minimum damage to products being transported. Carrying capacity is high. Materials can be conveyed over long distances.

    A. Belt conveyor