NEIEP 300 FINAL EXAM STUDY GUIDE
2026/2027 ACCURATE QUESTIONS WITH
CORRECT DETAILED SOLUTIONS ||
100% GUARANTEED PASS
<NEWEST VERSION>
1. The plans for the installation of cab walls call for two different size panels.
The large panels require 12 bolts and the small panels require 8 bolts. If each
car has 6 large panels and 4 small panels, how many bolts will be needed? -
ANSWER ✔ 104 bolts
2. Five different pipes have lengths 3 ¼ ft., 4 ⅝ ft., 2 ½ ft., 4 ¾ ft. and 2 5⁄16 ft.
What is the total length of the pipes? - ANSWER ✔ 17 7⁄16 ft.
3. A 13 ft. I-beam needs to be cut into 4 equal pieces for blocking beams. What
should each beam measure? - ANSWER ✔ 3.25 ft
4. A salesperson makes 22% commission on their total sales. If one month, the
salesperson sold a total of $45,000 in goods, what is their commission? -
ANSWER ✔ 9,900$
5. How many license plates are possible if each plate number is comprised of
two letters followed by three numbers, where repetition of both numbers and
letters is allowed? - ANSWER ✔ 676000
6. One amp is equal to 6,240,000,000,000,000,000 electrons per second. Write
this rate using scientific notation. - ANSWER ✔ 6.24 x 10 (to the 18th
power) electrons per second
7. A shipping crate is a cube with volume 64 ft3. What is the internal height of
the crate? - ANSWER ✔ 4 ft
,8. A neutral atom has which of the following characteristics? - ANSWER ✔
There is an equal number of protons and electrons
9. Of the following, which is the best conductor? - ANSWER ✔ Copper
10.In an electrical circuit, what is the name of the unit used in measuring
current? - ANSWER ✔ ampere
11.Which of the following statements best describes electron current flow? -
ANSWER ✔ The uniform movement of electrons from the negative to the
positive terminal when a difference of potential is applied across a wire
12.What is the unit that measures the quantity of electrons passing a given
point? - ANSWER ✔ Coulomb
13.Which of the following is equivalent to 35 μA? - ANSWER ✔ 0.000035
amperes
14.In an electrical circuit, what is the name of the unit used in measuring the
potential difference across two points in a circuit? - ANSWER ✔ Volt
15.What unit is used to measure the opposition to current flow? - ANSWER ✔
Ohms
16.What happens to the total resistance in a wire, if its cross-sectional area is
increased by four times? - ANSWER ✔ The resistance is one-fourth
17.In the circuit shown in Figure 1, what is the difference of potential across the
switch? - ANSWER ✔ 0 VDC, since there is no resistance in the switch
18.How should ammeters be used to take measurements in a circuit? -
ANSWER ✔ Connected in series with the circuit
19.If voltage and resistance are known quantities, what is the correct formula
for finding current? - ANSWER ✔ I = E/R
20.What will happen to the current in a circuit of constant voltage if the
resistance is doubled? - ANSWER ✔ the current will be halved
,21.What will happen to the current in a circuit of constant resistance if the
voltage is doubled? - ANSWER ✔ The current will double
22.With a voltage of 135 VDC and a circuit resistance of 75 ohms, what is the
total circuit current? - ANSWER ✔ 1.8 amperes
23.Calculate the voltage in a circuit with 87 ohms of resistance and 0.225
amperes of current flowing in it: - ANSWER ✔ 19.575 volts
24.What is the resistance of a circuit that has a voltage of 235 VDC and a
current of 0.057 amperes? - ANSWER ✔ 4122.807 ohms
25.Which of the following formulas are correct for finding power in watts used
in an electrical circuit? - ANSWER ✔ P = I^2xR
26.How should ammeters be used to take measurements in a circuit - ANSWER
✔ Connected in series with the circuit
27.What will happen to the current in a circuit if the resistance is doubled -
ANSWER ✔ Current will be halved
28.How do you measure voltage in a circuit - ANSWER ✔ Meter must be
parallel with volt being measured
29.What is the outermost shell of an atom called - ANSWER ✔ Valence shell
30.The Nucleus of an atom contains what - ANSWER ✔ Neutrons and
protons
31.Whats the E symbol represent in ohms law - ANSWER ✔ Voltage
32.A mechanic is turning in expenses for weekly payroll. The receipts are for
$17.49, $23.18, $13.26 and $43.12. How much should the mechanic be
reimbursed? - ANSWER ✔ $97.05
, 33.For a BBQ, you plan to make burgers. The grocery store sells them in
packages of 4 for $2.99. If you want to have 32 burgers to grill, how much
will you spend? - ANSWER ✔ $23.92
Solve for x:
x2(squared) − 4 = 21
34.move constant to isolate x
x2 = 4 + 21
x2 = 25
sq root of 25 = 5 - ANSWER ✔ x = ±5
35.Moulding comes in strips that are 10 ½ ft. long. An office at headquarters is
being renovated and the moulding is being replaced. The office has two
walls that are 10 ¼ ft., one wall that is 15 ¼ ft., and the wall with the door in
the center has length 5 ⅛ ft. on either side. If 5 strips are to be used for this
job and assuming there is no waste, how much will be left over? - ANSWER
✔ 6 ½ ft.
36.The temperature of a heating coil is 40 ◦C. What is the corresponding
temperature in ◦F?
Fahrenheit = Celsius x 9/5 + 32 - ANSWER ✔ 104◦F
37.1/3x = 4
solve x
3 times 1/3x = 4 times 3
x = 12 - ANSWER ✔ 12
38.How does a GFCI protect a worker using a power tool? - ANSWER ✔ It
removes power if leakage current develops in the cord or tool
39.A wet surface can act as a conductor. - ANSWER ✔ True
40.How often should the ground conductor be checked for continuity? -
ANSWER ✔ Every 90 days
41.Of the following choices, which will cause current to flow, causing an
electrical shock? - ANSWER ✔ Contacting a live conductor and ground
2026/2027 ACCURATE QUESTIONS WITH
CORRECT DETAILED SOLUTIONS ||
100% GUARANTEED PASS
<NEWEST VERSION>
1. The plans for the installation of cab walls call for two different size panels.
The large panels require 12 bolts and the small panels require 8 bolts. If each
car has 6 large panels and 4 small panels, how many bolts will be needed? -
ANSWER ✔ 104 bolts
2. Five different pipes have lengths 3 ¼ ft., 4 ⅝ ft., 2 ½ ft., 4 ¾ ft. and 2 5⁄16 ft.
What is the total length of the pipes? - ANSWER ✔ 17 7⁄16 ft.
3. A 13 ft. I-beam needs to be cut into 4 equal pieces for blocking beams. What
should each beam measure? - ANSWER ✔ 3.25 ft
4. A salesperson makes 22% commission on their total sales. If one month, the
salesperson sold a total of $45,000 in goods, what is their commission? -
ANSWER ✔ 9,900$
5. How many license plates are possible if each plate number is comprised of
two letters followed by three numbers, where repetition of both numbers and
letters is allowed? - ANSWER ✔ 676000
6. One amp is equal to 6,240,000,000,000,000,000 electrons per second. Write
this rate using scientific notation. - ANSWER ✔ 6.24 x 10 (to the 18th
power) electrons per second
7. A shipping crate is a cube with volume 64 ft3. What is the internal height of
the crate? - ANSWER ✔ 4 ft
,8. A neutral atom has which of the following characteristics? - ANSWER ✔
There is an equal number of protons and electrons
9. Of the following, which is the best conductor? - ANSWER ✔ Copper
10.In an electrical circuit, what is the name of the unit used in measuring
current? - ANSWER ✔ ampere
11.Which of the following statements best describes electron current flow? -
ANSWER ✔ The uniform movement of electrons from the negative to the
positive terminal when a difference of potential is applied across a wire
12.What is the unit that measures the quantity of electrons passing a given
point? - ANSWER ✔ Coulomb
13.Which of the following is equivalent to 35 μA? - ANSWER ✔ 0.000035
amperes
14.In an electrical circuit, what is the name of the unit used in measuring the
potential difference across two points in a circuit? - ANSWER ✔ Volt
15.What unit is used to measure the opposition to current flow? - ANSWER ✔
Ohms
16.What happens to the total resistance in a wire, if its cross-sectional area is
increased by four times? - ANSWER ✔ The resistance is one-fourth
17.In the circuit shown in Figure 1, what is the difference of potential across the
switch? - ANSWER ✔ 0 VDC, since there is no resistance in the switch
18.How should ammeters be used to take measurements in a circuit? -
ANSWER ✔ Connected in series with the circuit
19.If voltage and resistance are known quantities, what is the correct formula
for finding current? - ANSWER ✔ I = E/R
20.What will happen to the current in a circuit of constant voltage if the
resistance is doubled? - ANSWER ✔ the current will be halved
,21.What will happen to the current in a circuit of constant resistance if the
voltage is doubled? - ANSWER ✔ The current will double
22.With a voltage of 135 VDC and a circuit resistance of 75 ohms, what is the
total circuit current? - ANSWER ✔ 1.8 amperes
23.Calculate the voltage in a circuit with 87 ohms of resistance and 0.225
amperes of current flowing in it: - ANSWER ✔ 19.575 volts
24.What is the resistance of a circuit that has a voltage of 235 VDC and a
current of 0.057 amperes? - ANSWER ✔ 4122.807 ohms
25.Which of the following formulas are correct for finding power in watts used
in an electrical circuit? - ANSWER ✔ P = I^2xR
26.How should ammeters be used to take measurements in a circuit - ANSWER
✔ Connected in series with the circuit
27.What will happen to the current in a circuit if the resistance is doubled -
ANSWER ✔ Current will be halved
28.How do you measure voltage in a circuit - ANSWER ✔ Meter must be
parallel with volt being measured
29.What is the outermost shell of an atom called - ANSWER ✔ Valence shell
30.The Nucleus of an atom contains what - ANSWER ✔ Neutrons and
protons
31.Whats the E symbol represent in ohms law - ANSWER ✔ Voltage
32.A mechanic is turning in expenses for weekly payroll. The receipts are for
$17.49, $23.18, $13.26 and $43.12. How much should the mechanic be
reimbursed? - ANSWER ✔ $97.05
, 33.For a BBQ, you plan to make burgers. The grocery store sells them in
packages of 4 for $2.99. If you want to have 32 burgers to grill, how much
will you spend? - ANSWER ✔ $23.92
Solve for x:
x2(squared) − 4 = 21
34.move constant to isolate x
x2 = 4 + 21
x2 = 25
sq root of 25 = 5 - ANSWER ✔ x = ±5
35.Moulding comes in strips that are 10 ½ ft. long. An office at headquarters is
being renovated and the moulding is being replaced. The office has two
walls that are 10 ¼ ft., one wall that is 15 ¼ ft., and the wall with the door in
the center has length 5 ⅛ ft. on either side. If 5 strips are to be used for this
job and assuming there is no waste, how much will be left over? - ANSWER
✔ 6 ½ ft.
36.The temperature of a heating coil is 40 ◦C. What is the corresponding
temperature in ◦F?
Fahrenheit = Celsius x 9/5 + 32 - ANSWER ✔ 104◦F
37.1/3x = 4
solve x
3 times 1/3x = 4 times 3
x = 12 - ANSWER ✔ 12
38.How does a GFCI protect a worker using a power tool? - ANSWER ✔ It
removes power if leakage current develops in the cord or tool
39.A wet surface can act as a conductor. - ANSWER ✔ True
40.How often should the ground conductor be checked for continuity? -
ANSWER ✔ Every 90 days
41.Of the following choices, which will cause current to flow, causing an
electrical shock? - ANSWER ✔ Contacting a live conductor and ground
