Select the three main reasons for the use of symbology on prints.
I. Able to be used across different languages
II. Saves space on drawings
III. Simplifies production
IV. Simplifies notation
V. Standardizes notation
a.I., III., V.
b.II., III.,V.
c.II., IV., V.
d.III., IV.,V.
The correct answer is: II., IV., V.
A symbol is defined as a graphic representation of a device or object
Select one:
True
False
The correct answer is 'True'.
In trying to read a new or unknown symbol, the Electrical Worker may look in a book of
standards or in the drawing ? .
a.legend
b.elevation sheet
c.specifications
d.title block
The correct answer is: legend
What organization is responsible for the standardization of all symbols in the United
States?
a.ANSI
b.AIA
c.ISO
d.NFPA
The correct answer is: ANSI
If a Computer Aided Design (CAD) system symbol library is not available to the architect,
symbols may be drawn using a(n) ? .
a.compass
b.straight edge
c.protractor
d.template
The correct answer is: template
All symbols do not necessarily conform to a standard. If one encounters a symbol that is
not on the standard list, one might find it in the legend or in the ?
a.elevation sheet
b.specifications
c.symbol library
d.title block
The correct answer is: symbol library
Symbols are pictorial and always look like the object they represent.
Select one:
True
False
The correct answer is 'False'.
Symbols might contain pictures, letters, or numbers in any combination.
Select one:
True
False
The correct answer is 'True'.
On the NJATC residential print (Franklin residence), choose three most commonly used
electrical symbols from the following list.
I. Ceiling fan
II. Lights
III. Motors
IV. Receptacles
V. Switches
a.I., II., III.
b.I., III., IV.
c.II., III., IV.
d.II., IV., V.
The correct answer is: II., IV., V.
Electronic symbology is a specialized area of the electrical field. Match the common
electronic symbols to the proper description.
-possible answers-
Match the common electrical blueprint symbols to the proper description.
-possible answers-
Duplex receptacle
Four-way switch
Single pole switch
Duplex receptacle with Ground-Fault Circuit Interrupter Protection
Single receptacle
Match the common electrical blueprint symbols to the proper description.
-possible answers-
Range outlet
Fan hanger
Fluorescent fixture
Recessed incandescent fixture
Motor control and ladder logic symbology are also specialized symbols. Match the
specialized symbols listed to the proper description.
-possible answers-
Two-position single-throw switch
Solenoid
Normally open contacts
Time-delay switch
Motor control and ladder logic symbology are also specialized symbols. Match the
specialized symbols listed to the proper description.
-possible answers-
Motor starter coil
Coil
Indicator light
Control relay
Overload protection
Representation of devices might be accomplished pictorially and with symbology. ?
looks like the object, and ? just represents the object.
a.Pictorial / symbolic
b.Symbolic / pictorial
The correct answer is: Pictorial / symbolic
Drag the term to the blank line that best describes that part of the diagram.
no answer 💀
How are the rungs of a ladder diagram numbered?
a.From left to right, bottom to top
b.From left to right, top to bottom
c.From right to left, bottom to top
d.From right to left, top to bottom
The correct answer is: From left to right, top to bottom
The two basic types of process control systems are open loop and closed loop.
Select one:
True
False
The correct answer is 'True'.
Match the following basic instrument function symbols to the proper description.
-possible answers-
Discrete instrument field mounted
PLC
Computer function
Discrete instrument
Instruments with common housing
The correct answer is:
Instruments with common housing,
Discrete instrument field mounted,
Computer function,
PLC,
Discrete instrument
Telecommunication distribution systems are being used more widely to control a variety
of ? , inputs, and outputs.
a.currents
b.power
c.resistances
d.voltages
The correct answer is: voltages
Match the following telecommunications device symbols to the proper description.
-possible answers-
Ceiling drop pole
Wall outlet
Telephone panel
Floor outlet
Aerial cable or wire
Where should one look for information on the symbols for a totally new technology?
a.Drawing legends
b.Electrical manuals
c.Industry standards
d.Manufacturer's information
e.All of the above
The correct answer is: All of the above