Lineman Apprenticeship Exam UPDATED
QUESTIONS AND CORRECT ANSWERS
What is the spread on a 3 roller rack - CORRECT ANSWER 8"
What is the spread on a cut out arm - CORRECT ANSWER 8"
What is the spread on a line arm - CORRECT ANSWER 8"
What is the spread on a dead end arm - CORRECT ANSWER 9"
What is the spread on a 4 roller rack - CORRECT ANSWER 16"
What is the spread on a steel arm - CORRECT ANSWER 5"
What are the measurements on a lindsey on a 10' and 12' arm - CORRECT
ANSWER 10'= 35"
12'= 40"
What is the spread on a 15-50 kva tub - CORRECT ANSWER 12"
What is the spread on a 75-100kva tub - CORRECT ANSWER 24"
What is the spread on a bank bracket - CORRECT ANSWER 24"
Wire size for a 15 kva tub - CORRECT ANSWER #2 or 2/0
Wire size for a 25 kva tub - CORRECT ANSWER 1/0 or 2/0
, Wire size for a 37.5 kva tub - CORRECT ANSWER 2/0
Wire size for a 50 kva tub - CORRECT ANSWER 4/0
Wire size for a 75 kva tub - CORRECT ANSWER 350
Wire size for a 100 kva tub - CORRECT ANSWER 500
Turns ratio for 4kv - CORRECT ANSWER 10 to 1 and 20 to 1
Turns ratio for 12kv - CORRECT ANSWER 30 to 1 and 60 to 1
What is the clearance from comm to secondary rack construction - CORRECT
ANSWER 6'
What is the clearance from comm to arm construction - CORRECT ANSWER 4'
What is the clearance comm with guard arm to secondary rack - CORRECT
ANSWER 4'
What is the clearance from rack to primary - CORRECT ANSWER 6' burbank does 9
What is the formula for a single phase full load current - CORRECT ANSWER kva /
circuit voltage
What is the formula for a 3 phase full load current - CORRECT ANSWER kva/ circuit
voltage x 1.73
QUESTIONS AND CORRECT ANSWERS
What is the spread on a 3 roller rack - CORRECT ANSWER 8"
What is the spread on a cut out arm - CORRECT ANSWER 8"
What is the spread on a line arm - CORRECT ANSWER 8"
What is the spread on a dead end arm - CORRECT ANSWER 9"
What is the spread on a 4 roller rack - CORRECT ANSWER 16"
What is the spread on a steel arm - CORRECT ANSWER 5"
What are the measurements on a lindsey on a 10' and 12' arm - CORRECT
ANSWER 10'= 35"
12'= 40"
What is the spread on a 15-50 kva tub - CORRECT ANSWER 12"
What is the spread on a 75-100kva tub - CORRECT ANSWER 24"
What is the spread on a bank bracket - CORRECT ANSWER 24"
Wire size for a 15 kva tub - CORRECT ANSWER #2 or 2/0
Wire size for a 25 kva tub - CORRECT ANSWER 1/0 or 2/0
, Wire size for a 37.5 kva tub - CORRECT ANSWER 2/0
Wire size for a 50 kva tub - CORRECT ANSWER 4/0
Wire size for a 75 kva tub - CORRECT ANSWER 350
Wire size for a 100 kva tub - CORRECT ANSWER 500
Turns ratio for 4kv - CORRECT ANSWER 10 to 1 and 20 to 1
Turns ratio for 12kv - CORRECT ANSWER 30 to 1 and 60 to 1
What is the clearance from comm to secondary rack construction - CORRECT
ANSWER 6'
What is the clearance from comm to arm construction - CORRECT ANSWER 4'
What is the clearance comm with guard arm to secondary rack - CORRECT
ANSWER 4'
What is the clearance from rack to primary - CORRECT ANSWER 6' burbank does 9
What is the formula for a single phase full load current - CORRECT ANSWER kva /
circuit voltage
What is the formula for a 3 phase full load current - CORRECT ANSWER kva/ circuit
voltage x 1.73
