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MEP SYSTEMS I (COSC 325) ELECTRICAL EXAM – HOUSTON NEWEST ACTUAL EXAM COMPLETE 150 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+ ______-phase AC Voltage is a combination of three alternating voltage waveforms, each displaced$17.99
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MEP SYSTEMS I (COSC 325) ELECTRICAL EXAM – HOUSTON NEWEST ACTUAL EXAM COMPLETE 150 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+ ______-phase AC Voltage is a combination of three alternating voltage waveforms, each displaced
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Course
MEP SYSTEMS I ELECTRICAL
Institution
MEP SYSTEMS I ELECTRICAL
MEP SYSTEMS I (COSC 325) ELECTRICAL EXAM –
HOUSTON NEWEST ACTUAL EXAM COMPLETE 150
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) |ALREADY GRADED A+
______-phase AC Voltage is a combination of three alternating
voltage waveforms, each displaced by 120 electrical degrees
(1/3 Cycl...
MEP SYSTEMS I (COSC 325) ELECTRICAL EXAM –
HOUSTON NEWEST ACTUAL EXAM COMPLETE 150
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) |ALREADY GRADED A+
______-phase AC Voltage is a combination of three alternating
voltage waveforms, each displaced by 120 electrical degrees
(1/3 Cycle) apart. (21-457) - ✔✔ANSW✔✔..Three
______-phase AC Voltage only contains one alternating voltage
waveform. (21-457) - ✔✔ANSW✔✔..One
A ____ ________ fuse can be reset after an overload and reused.
(20-440) - ✔✔ANSW✔✔..Circuit Breaker
A British Thermal Unit is the amount of heat needed to do what?
(21-461) - ✔✔ANSW✔✔..Raise 1 pound of water 1 Fahrenheit
A calorie is the amount of heat needed to do what? (21-461) -
✔✔ANSW✔✔..Raise 1 gram of water 1 Celsius
According to Ohm's Law, if the resistance in a circuit remains
constant, a change in ________ is directly proportional to a
change in ______. (23-494) - ✔✔ANSW✔✔..Current
Voltage
,According to Ohm's Law, if the voltage in a circuit remains
constant, a change in ________ is directly proportional to a
change in ______. (23-494) - ✔✔ANSW✔✔..Resistance
Current
Any time an AC Voltage is passed through a rectifier, __
Voltage is obtained. (21-456) - ✔✔ANSW✔✔..DC
Cable and conductors should be _______ before being installed
in a box. (26-559) - ✔✔ANSW✔✔..Stripped
Can NM and NMC cable be embedded in poured concrete,
concrete, or aggregate? (26-560) - ✔✔ANSW✔✔..No
Does producing a picture on a TV require a high or low level of
voltage? (21-456) - ✔✔ANSW✔✔..High
Electricity is produced by converting P_________ Energy
directly or indirectly into electricity. (21-453) -
✔✔ANSW✔✔..Potential
How are cables secured to outlet boxes? (26-562) -
✔✔ANSW✔✔..Clamps
How do you convert Fahrenheit to Celsius? (21-463) -
✔✔ANSW✔✔..Subtract 32 from temperature, and divide by
1.8.
, How do you ensure you are obtaining the proper length of NM
cable required? (26-559) - ✔✔ANSW✔✔..Pull it into position
before cutting
How far from the end do you cut armored cable? (26-564) -
✔✔ANSW✔✔..6" to 8"
How is conduit typically cut to length? (20-568) -
✔✔ANSW✔✔..With a hacksaw
How many Alternations does a Sine Wave have? (21-456) -
✔✔ANSW✔✔..2
1 Positive and 1 Negative
How many points in a DC circuit have polarity? (21-456) -
✔✔ANSW✔✔..All points
How much of the jacket should be removed from each side of
the cable? (26-556) - ✔✔ANSW✔✔..8" from each end
How much thinner is EMT compared to rigid conduit? (20-566)
- ✔✔ANSW✔✔..40%
How much wire should extend beyond the bottom of the box to
allow for enough wire for making connections to receptacles and
switches? (26-558) - ✔✔ANSW✔✔..8"
How must you prepare Nonmetallic-Sheathed Cable? (26-556) -
✔✔ANSW✔✔..The cable must be cut to length
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