D Flashcards
Application of chemical over entire area to be treated.
a. Basal application
b. Band application
c. Broadcast application
d. None of the above
c. Broadcast application
In a four-stroke cycle engine, it is the event during which the piston is
moving upward and the two valves are close.
a. power
b. intake
c. compression
d. exhaust
c. compression
During this event, fresh supply of fuel enters the cylinder as the piston
moves downward and the intake valve opens.
a. compression
b. intake
c. exhaust
d. power
b. intake
The engine referred to in question no. 38 above is a:
a. 2-stroke cycle diesel engine
b. 4-stroke cycle spark ignition engine
c. 2-stroke cycle spark ignition engine
d. 4-stroke cycle diesel engine
d. 4-stroke cycle diesel engine
It refers to ratio of the kinetic energy of air that a windrotor can
convert into mechanical energy over the theoretical maximum available from the
wind.
a. Power coefficient
b. Torque coefficient
c. Betz coefficient
d. Speed coefficient
a. Power coefficient
A constant pressure cycle
a. Gasoline engine
b. Diesel engine
c. Steam engine
d. None of the above
b. Diesel engine
The electrolyte solution of the lead-acid battery consists of 2 parts of
sulphuric acid and 5 parts water. The concentrated acid has a specific gravity
of:
a. 1.500
b. 2.000
c. 1.750
d. none of the above
d. none of the above
In an ideal Diesel engine, the combustion of fuel occurs at :
a. constant pressure
b. constant temperature
c. constant volume
d. constant enthalpy
a. constant pressure
In an ideal Otto engine, the combustion of fuel occurs at :
a. constant pressure
b. constant temperature
c. constant volume
d. constant enthalpy
c. constant volume
Which of the following statements is incorrect: The higher the pressure
a. the larger the droplet size
b. the higher flow rate
c. the wider the spray angle
d. all of the above
a. the larger the droplet size (DAPAT SMALLER)
Application of chemical to the base of a tree around the trunk or by
injection into slasher or cuts.
a. Basal application
b. Broadcast application
c. Band application
d. None of the above
a. Basal application
The traditional system of harvesting and threshing of rice is:
a. manual harvesting and threshing
b. manual harvesting and mechanical threshing
c. mechanical harvesting and threshing
d. combining
a. manual harvesting and threshing
Among the factors affecting the choice of harvesting and threshing system,
which one is the major factor?
a. kind of crop
b. timeliness of operation
c. topography
d. farm size
b. timeliness of operation
The threshing action most commonly employed by a mechanical thresher for
rice is:
a. rubbing action
b. impact action
c. stripping action
d. all of the above
b. impact action
It refers to ratio of the kinetic energy of air that a windrotor can
convert into mechanical energy over the theoretical maximum available from the
wind.
a. Power coefficient
b. Torque coefficient
c. Betz coefficient
d. Speed coefficient
a. Power coefficient
This rating is given to diesel fuels for their ability to burn without
detonating as compared with the performance of reference fuels.
a. octane rating
b. cetane rating
c. heptane rating
d. alcohol rating
b. cetane rating
The electrolyte solution of the lead-acid battery consists of 2 parts of
sulphuric acid and 5 parts water. The concentrated acid has a specific gravity
of:
a. 1.500
b. 2.000
c. 1.750
d. 1.835
d. 1.835
In an ideal Diesel engine, the combustion of fuel occurs at:
a. constant pressure
b. constant temperature
c. constant volume
d. constant enthalpy
a. constant pressure
The acronym PAES means:
a. Philippine Agricultural Engineering Society
b. Professional Agricultural Engineering Society
c. Philippine Agricultural Engineering Standards
d. Professional Agricultural Engineering Standards
c. Philippine Agricultural Engineering Standards
The following are methods of reducing risks in agriculture, except:
a. Insurance
b. flexibility
c. future contract
d. aggregation
d. aggregation
Application of chemical in parallel strips leaving the area between
strips free of chemicals.
a. Basal application
b. Broadcast application
c. Band application
d. None of the above
c. Band application
Solid blocks or masses that are cut, sheared or broken loose by tillage
tool.
a. Furrow slice
b. Clod
c. Loose soil
d. None of the above
b. Clod
It is a change in the value of a machine.
a. Cost reduction
b. Depreciation
c. Loss of value
d. None of the above
b. Depreciation
Actual rate performance of machine on land or crop processed in a given
time based upon total field time.
a. Theoretical field capacity
b. Effective field capacity
c. Field efficiency
d. All of the above
b. Effective field capacity