Year 2 IEC MID-TERM (100% Errorless Answers) Questions and Answers.
Which of the following installations are NOT covered by the NEC?
-Bolivar ferry
... [Show More] boats
-Sprint towers used for cell phone signal transmission
-Southwest Airlines Jets such as 737's
-Reliant/HLandP power lines and equipment located in property easements along streets correct
answers None of the above
A continuous load is any load that operates for _______. correct answers 3 hours or more
The water pump motor for a coin-operated car wash would be considered to be a _____ load.
correct answers noncontinuous
Improper electrical terminations lead to increased _____.
-A. Circuit resistance
-B. voltage dropped across the terminations
-C. Circuit current correct answers a and b only
When setting the range on a DMM for a voltage measurement, if the expected voltage to be
measured is 480 volts DC, the range setting should be set on_____. correct answers 600v---
A DMM is set for a voltage measurement and the range is set to 200v. If the voltage to be
measured is 277 volts, the LCD will display_____. correct answers OL
Safety toe footwear for employees shall meet the requirements and the specifications of _____.
correct answers ANSI
The maximum permissible noise exposure level, at 97 db, is _____ hours. correct answers 3
Employees whose vision requires use of corrective lenses in spectacles shall be provided with
eye protection in the form of _____.
-A. optically corrected spectacles.
-B. over-spectacle-type goggles
- C. goggles with corrective lenses correct answers any of these
There are ____ chapters in the 2004 edition of the NFPA 70E. correct answers 4
When working on live or energized equipment, conductive _____ is permitted to be worn.
- A. jewelry
-B. clothing correct answers neither a or b
Employees shall maintain any saftey data sheets (SDS) for hazardous _____. correct answers
chemicals
Year 2 IEC MID-TERM (100% Errorless Answers)
Questions and Answers.
The chemical distributor, manufacturer, or importer shall ensure that each container of hazardous
chemical leaving the workplace has the identity of the hazardous chemical _______.
-A. labeled
-.B tagged
-C. marked correct answers any of these
Employers shall provide employees with _____ information and training on hazardous chemicals
in the work area at the time of their initial assignment. correct answers effective
Where one or more complete paragraphs from the previous edition of the NRC have been deleted
in the current edition, the deletion is identified by ____ between the remaining paragraphs.
correct answers a bullet
Where used in the NEC, the term shall not indicate that an actions is _____, An example of this
usage appears below.
210.9 Circuits Derived from autotransformers. Branch circuits shall not be derived from auto
transformers unless the circuit supplied has a grounded conductor that is electrically connected to
a grounded conductor of the system supplying the auto transformer.
-A.mandatory
-B. permitted
-C. allowed but not required correct answers mandatory
Annex H in the NEC _____.
-A. is to be used for information only unless specifically adopted by the local AHJ
-B. contains requirments to be applied to all articles. correct answers A
______ equipment is constructed so that water ( in the form of moisture) will not enter it. correct
answers Watertight
The ampacity of an insulated conductor is ____. correct answers the maximum amount of current
it can carry continuously without damage to the insulation.
-Equipment 1- Operates for 3 hours, 20 minutes each time it is started.
-Equipment 2- Operates for 1 hour, 15 minutes each time it is started.
-Equipment 3- Operates for 45 seconds each time it is started.
Equipment 2, shown above , is a continuous load. T/F correct answers False
A motor and the disconnecting means (safety switch) are located on opposite sides of a wall.
Because the 8" concrete block wall separates two rooms, the two equipments are seperated by
this 8". The motor and controller ____ considered to be within sight ( of eachother) per the NEC.
ARE/ARE NOT correct answers are not
Where circuit breaker terminals or safety switch lugs are marked on the equipment ( or included
with installation instructions ) with a tightening torque by the manufacturer, this torque is
required to be applied to the connections. T/F correct answers True
Refer to the drawing shown below. Which phase conductor is required to be identified as the
"high-leg"? correct answers
The NEC permits the insulation for an ungrounded conductor to be ____ in color.
-orange
-black
-brown
-yellow correct answers any of these
How many 20-amp kitchen countertop receptacle circuits are required in a restaurant? correct
answers 0
"Unless noted otherwise" and "Unless Otherwise Noted" are notations used on construction
drawings. These abbreviated UNO and UON, respectively. The abbreviation used on the BCES
E-Drawing is _____. correct answers UON
Refer to the BCES panel schedule for Panel LB1 Section #1. If we have a homerun conduit with
circuits LB1-1,3, and 5, there will be a total of ______ conductors in this conduit entering the
panel. correct answers 7. [Show Less]