Master Electrician Practice Test 2026 edition.

MASTER ELECTRICIAN PRACTICE
TEST 2026 EDITION
1 The optional method of calculation for dwelling units is reserved for ___.



a. multifamily dwelling units only



b. dwelling units with over 3,000 sq. ft. of usable space



c. dwelling units supplied by service conductors with an ampacity of 100 amperes or greater.



d. dwelling units with a 208Y/120-volt, 3-phase, electrical system only

Study Online Instantly



Master Electrician Practice Test

Click to Save 50% Now



2 When calculating the service-entrance conductors of a farm where all the buildings, including the
dwelling, are supplied from a common service, the second largest individual load in the group shall be
calculated at _____.



a. 60 percent



b. 75 percent



c. 80 percent

, d. 90 percent

3 The entire area of a service pit located in a commercial major repair garage that is not provided with
mechanical ventilation is classified as a _____ location.



a. Class I, Division 1



b. Class I, Division 2



c. Class II, Division 1



d. Class II, Division 2

4 The MAXIMUM distance conduit seals are permitted to be installed from an enclosure that houses
devices that produces arcs or high-temperatures in a Class I, Division 1 location is _____.



a. 6 inches



b. 24 inches



c. 12 inches



d. 18 inches

Study Online Instantly



Master Electrician Practice Test

Click to Save 50% Now



5 Where three (3) switches are grouped or ganged in an outlet box without permanent barriers, the
voltage between the adjacent switches shall NOT exceed _____.