Internachi Florida State Exam Prep
2025/2026 Exam Questions Marking
Scheme New Update | A+ Rated
The typical electrical service for homes in North America is a_____? - 🧠
ANSWER ✔✔120\240 Volt
The 240 Volt circuit is used for? - 🧠 ANSWER ✔✔Appliances
The return conductor (a.k.a. the neutral) is at ___ volts because it is
grounded to the electric panel - 🧠 ANSWER ✔✔Zero
Most 120 Volt circuits are wired to deliver ___ or ___ Amps of current - 🧠
ANSWER ✔✔15, 20
Most ___ Buildings are supplied with 120\240 Volt services. This means
that the cable assembly is made up of ___ ungrounded conductors each
supplying 120 V with one ground - 🧠 ANSWER ✔✔Residential, two
The point of attachment of the service drop conductors to a building or
structure must have a clearance of at least ___ ft - 🧠 ANSWER ✔✔10
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
1
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,Vertical clearance for overhead conductors they are over public streets - 🧠
ANSWER ✔✔18 feet
Vertical clearance for overhead conductors that are over commercial
parking areas - 🧠 ANSWER ✔✔18 feet
Vertical clearance for overhead conductors that are over swimming pools?
- 🧠 ANSWER ✔✔22 feet and 6 inches, 10 feet horizontal
Vertical clearance for overhead conductors that are over residential
properties? - 🧠 ANSWER ✔✔12 feet
Vertical clearance for overhead conductors that are from sides of doors? - 🧠
ANSWER ✔✔3 feet from the bottom, sides and front
The inspector should recommend that any ____ Within 5 to 6 feet be cut
back - 🧠 ANSWER ✔✔Tree limbs
The clearance for open overhead service conductors from the front, bottom
and sides of windows that______Is 3 feet - 🧠 ANSWER ✔✔Open
Every 5 to 6 feet, rigid service mast should be secured to ___ - 🧠 ANSWER
✔✔The structure points
The method for installing a UF cable is __ - 🧠 ANSWER ✔✔Above ground
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
2
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,A service entrance with ____ Connected conductors is a phase 3 supply - 🧠
ANSWER ✔✔Four
The typical supply for square brand electric meter is ___ amps - 🧠
ANSWER ✔✔100
Most modern 200 amp electrical meters are marked ___ - 🧠 ANSWER
✔✔200 CL
The minimum conductor size for a ___ Amp service is a 4 AWG copper or
2 AWG aluminum - 🧠 ANSWER ✔✔100
_____ Is a direct connection to the earth to aid in removing damaging
transient over voltages due to lightning - 🧠 ANSWER ✔✔Grounding
____ Need to be bonded to the ground - 🧠 ANSWER ✔✔All panel
enclosures
Conductors between the main service disconnect to the distribution panels
are called ____ - 🧠 ANSWER ✔✔Feeders
How can you bonded a remote distribution panel? - 🧠 ANSWER ✔✔By
connecting the enclosure to the grounding bus
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
3
PRIVACY STATEMENT. ALL RIGHTS RESERVED
, 100 Amps is the ____Service required for a new single-family home - 🧠
ANSWER ✔✔Minimum
The electrical supply should be shut down with ___ movements of the hand
- 🧠 ANSWER ✔✔Six or fewer
A common cause of arc flashes when removing panel fronts is ____? - 🧠
ANSWER ✔✔Incorrect fasteners
A split bus electrical panel uses a double pole breaker to ___ The120 V
circuits - 🧠 ANSWER ✔✔Isolate
Which of the following would NOT be a defect? - 🧠 ANSWER ✔✔Wire
splices
Electrical service panel should be in a clear space measuring _____? - 🧠
ANSWER ✔✔30 inches wide by 78 inches high by 36 inches deep
Fused main disconnects are usually a maximum of ___ amps - 🧠 ANSWER
✔✔100
Upgrading to ___ fuses stops over fusing - 🧠 ANSWER ✔✔S
Electric panel buses colored red, blue, and black are indicative of a ___? -
🧠 ANSWER ✔✔Three phase supply
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
4
PRIVACY STATEMENT. ALL RIGHTS RESERVED
2025/2026 Exam Questions Marking
Scheme New Update | A+ Rated
The typical electrical service for homes in North America is a_____? - 🧠
ANSWER ✔✔120\240 Volt
The 240 Volt circuit is used for? - 🧠 ANSWER ✔✔Appliances
The return conductor (a.k.a. the neutral) is at ___ volts because it is
grounded to the electric panel - 🧠 ANSWER ✔✔Zero
Most 120 Volt circuits are wired to deliver ___ or ___ Amps of current - 🧠
ANSWER ✔✔15, 20
Most ___ Buildings are supplied with 120\240 Volt services. This means
that the cable assembly is made up of ___ ungrounded conductors each
supplying 120 V with one ground - 🧠 ANSWER ✔✔Residential, two
The point of attachment of the service drop conductors to a building or
structure must have a clearance of at least ___ ft - 🧠 ANSWER ✔✔10
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
1
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,Vertical clearance for overhead conductors they are over public streets - 🧠
ANSWER ✔✔18 feet
Vertical clearance for overhead conductors that are over commercial
parking areas - 🧠 ANSWER ✔✔18 feet
Vertical clearance for overhead conductors that are over swimming pools?
- 🧠 ANSWER ✔✔22 feet and 6 inches, 10 feet horizontal
Vertical clearance for overhead conductors that are over residential
properties? - 🧠 ANSWER ✔✔12 feet
Vertical clearance for overhead conductors that are from sides of doors? - 🧠
ANSWER ✔✔3 feet from the bottom, sides and front
The inspector should recommend that any ____ Within 5 to 6 feet be cut
back - 🧠 ANSWER ✔✔Tree limbs
The clearance for open overhead service conductors from the front, bottom
and sides of windows that______Is 3 feet - 🧠 ANSWER ✔✔Open
Every 5 to 6 feet, rigid service mast should be secured to ___ - 🧠 ANSWER
✔✔The structure points
The method for installing a UF cable is __ - 🧠 ANSWER ✔✔Above ground
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
2
PRIVACY STATEMENT. ALL RIGHTS RESERVED
,A service entrance with ____ Connected conductors is a phase 3 supply - 🧠
ANSWER ✔✔Four
The typical supply for square brand electric meter is ___ amps - 🧠
ANSWER ✔✔100
Most modern 200 amp electrical meters are marked ___ - 🧠 ANSWER
✔✔200 CL
The minimum conductor size for a ___ Amp service is a 4 AWG copper or
2 AWG aluminum - 🧠 ANSWER ✔✔100
_____ Is a direct connection to the earth to aid in removing damaging
transient over voltages due to lightning - 🧠 ANSWER ✔✔Grounding
____ Need to be bonded to the ground - 🧠 ANSWER ✔✔All panel
enclosures
Conductors between the main service disconnect to the distribution panels
are called ____ - 🧠 ANSWER ✔✔Feeders
How can you bonded a remote distribution panel? - 🧠 ANSWER ✔✔By
connecting the enclosure to the grounding bus
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
3
PRIVACY STATEMENT. ALL RIGHTS RESERVED
, 100 Amps is the ____Service required for a new single-family home - 🧠
ANSWER ✔✔Minimum
The electrical supply should be shut down with ___ movements of the hand
- 🧠 ANSWER ✔✔Six or fewer
A common cause of arc flashes when removing panel fronts is ____? - 🧠
ANSWER ✔✔Incorrect fasteners
A split bus electrical panel uses a double pole breaker to ___ The120 V
circuits - 🧠 ANSWER ✔✔Isolate
Which of the following would NOT be a defect? - 🧠 ANSWER ✔✔Wire
splices
Electrical service panel should be in a clear space measuring _____? - 🧠
ANSWER ✔✔30 inches wide by 78 inches high by 36 inches deep
Fused main disconnects are usually a maximum of ___ amps - 🧠 ANSWER
✔✔100
Upgrading to ___ fuses stops over fusing - 🧠 ANSWER ✔✔S
Electric panel buses colored red, blue, and black are indicative of a ___? -
🧠 ANSWER ✔✔Three phase supply
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
4
PRIVACY STATEMENT. ALL RIGHTS RESERVED
