ELECTRICAL LEVEL 3 MODULE 1 LOAD CALCULATIONS AND
BRANCH FEEDER CIRCUITS |100 COMPLETE AND GRADED
QUESTIONS AND ANSWERS 2026 LATEST UPDATED | 100% GRADED
CORRECT | 100% GUARANTEED TO PASS | GET A+
What is the demand load for one household range with a nameplate rating of 11.75kW, 240V,
1Ø? - (answer)8kW
What is the lighting load on a 120V circuit for six 100W incandescent lights and four fluorescent
fixtures with a ballast rating of 1.5A, all operating continuously for 8 hours per day? 13.75A -
(answer)13.75A
What is the load center distance for a 208V, four-wire, three-phase branch circuit with fixed
noncontinuous loads from the source of 60A at 45', 40A at 60', 30A at 75', and 25A at 100' -
(answer)63.55'
What is the load center length for a branch circuit consisting of noncontinuous loads of 125A at
80', 75A at 110', and 50A at 100'? - (answer)93'
What is the load center length for a branch circuit with noncontinuous loads of 20A at 60' and
50A at 125'? - (answer)106.43'
,What is the load for 55' of show window using the linear foot method? - (answer)13,750VA
What is the motor full-load current for a motor with a nameplate rating of 50hp, 460V, 3Ø? -
(answer)65A
What is the required circuit ampacity for a noncontinuous, three-phase load of 6kW at 208V? -
(answer)16.65A
What is the total ampacity for a 120V branch circuit consisting of four duplex receptacles rated
noncontinuous duty and six duplex receptacles rated continuous duty? - (answer)17.25A
What is the total load required by the NEC® for two appliance branch circuits plus a laundry
branch circuit? - (answer)4,500VA
What size copper conductor would be required for a 240V, 1Ø circuit supplying a noncontinuous
load of 27.5A at a distance of 145', and a maximum voltage drop of 3%? - (answer)No. 10
, When connected to 15A or 20A multi-outlet general-purpose branch circuits, which of the
following shall not exceed 50% of the branch circuit ampere rating? - (answer)Fastened-in-place
utilization equipment
The purpose of branch circuit load calculations is to determine - (answer)The size of branch
circuit overcurrent protection and branch circuit conductors using NEC
NEC article 210 - (answer)Covers branch circuits ( except for branch circuits that supplies only
motor loads).
NEC section 210.18 - (answer)Branch circuits are rated by the maximum rating or setting of the
over current device
NEC section 210.19 - (answer)Branch circuit conductors are required to be sized with an
ampacity rating that is no less than the maximum load to be served
Branch circuit conductors must have an ampacity rating equal to or greater than the non
continuous load plus - (answer)125% of the continuous load
NEC table 210.24 - (answer)Summarize the branch circuit requirements
BRANCH FEEDER CIRCUITS |100 COMPLETE AND GRADED
QUESTIONS AND ANSWERS 2026 LATEST UPDATED | 100% GRADED
CORRECT | 100% GUARANTEED TO PASS | GET A+
What is the demand load for one household range with a nameplate rating of 11.75kW, 240V,
1Ø? - (answer)8kW
What is the lighting load on a 120V circuit for six 100W incandescent lights and four fluorescent
fixtures with a ballast rating of 1.5A, all operating continuously for 8 hours per day? 13.75A -
(answer)13.75A
What is the load center distance for a 208V, four-wire, three-phase branch circuit with fixed
noncontinuous loads from the source of 60A at 45', 40A at 60', 30A at 75', and 25A at 100' -
(answer)63.55'
What is the load center length for a branch circuit consisting of noncontinuous loads of 125A at
80', 75A at 110', and 50A at 100'? - (answer)93'
What is the load center length for a branch circuit with noncontinuous loads of 20A at 60' and
50A at 125'? - (answer)106.43'
,What is the load for 55' of show window using the linear foot method? - (answer)13,750VA
What is the motor full-load current for a motor with a nameplate rating of 50hp, 460V, 3Ø? -
(answer)65A
What is the required circuit ampacity for a noncontinuous, three-phase load of 6kW at 208V? -
(answer)16.65A
What is the total ampacity for a 120V branch circuit consisting of four duplex receptacles rated
noncontinuous duty and six duplex receptacles rated continuous duty? - (answer)17.25A
What is the total load required by the NEC® for two appliance branch circuits plus a laundry
branch circuit? - (answer)4,500VA
What size copper conductor would be required for a 240V, 1Ø circuit supplying a noncontinuous
load of 27.5A at a distance of 145', and a maximum voltage drop of 3%? - (answer)No. 10
, When connected to 15A or 20A multi-outlet general-purpose branch circuits, which of the
following shall not exceed 50% of the branch circuit ampere rating? - (answer)Fastened-in-place
utilization equipment
The purpose of branch circuit load calculations is to determine - (answer)The size of branch
circuit overcurrent protection and branch circuit conductors using NEC
NEC article 210 - (answer)Covers branch circuits ( except for branch circuits that supplies only
motor loads).
NEC section 210.18 - (answer)Branch circuits are rated by the maximum rating or setting of the
over current device
NEC section 210.19 - (answer)Branch circuit conductors are required to be sized with an
ampacity rating that is no less than the maximum load to be served
Branch circuit conductors must have an ampacity rating equal to or greater than the non
continuous load plus - (answer)125% of the continuous load
NEC table 210.24 - (answer)Summarize the branch circuit requirements
