Lineman Apprentice Distribution ||\\//|| ||\\//|| ||\\//||
Exam with verified detailed ||\\//|| ||\\//|| ||\\//|| ||\\//||
answers
1-1. Circle the correct answer to complete the sentence. A ______________________ steps
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
down transmission voltage to distribution voltage.
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
a) substation transformer
||\\//|| ||\\//|| ||\\//||
b) pole-top transformer
||\\//|| ||\\//|| ||\\//||
c) regulator||\\//|| ||\\//||
d) step-up transformer - correct answer✔✔a) substation transformer
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
1-2. Circle the correct answer to complete the sentence. In a typical distribution system,
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
electricity at ______________________ voltage is supplied to a customer. ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
a) primary ||\\//|| ||\\//||
b) nominal ||\\//|| ||\\//||
c) peak ||\\//|| ||\\//||
d) secondary - correct answer✔✔d) secondary
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
1-3. Circle the correct answer to complete the following sentence. Primary distribution
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
voltage is: ||\\//|| ||\\//||
a) applied to a distribution system by a substation transformer.
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
b) the voltage of the electricity supplied to the customer.
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
c) applied to distribution lines in a service area.
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
||\\//|| d) both (a) and (c).
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
e) both (b) and (c). - correct answer✔✔d) both (a) and (c).
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
, 1-4. True or False. A transformer improves the overall efficiency of a distribution system by
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
increasing the amount of usable power that can be supplied to a customer. - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔False
1-5. Circle the correct answer to complete the sentence. During high voltage surges,
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
______________________ provide a way of redirecting excess current to the ground. ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
a) surge destroyers
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b) surge arresters
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c) surge eliminators
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d) current protectors - correct answer✔✔b) surge arresters
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
2-1. Circle the correct answers. Which of the following are the three elements that most
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
distribution transformers have in common? ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
a) Primary winding
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b) Mounting bolts
||\\//|| ||\\//|| ||\\//||
c) Secondary winding
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d) Fuses
||\\//|| ||\\//||
e) Core - correct answer✔✔A, C, E
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
2-2. True or False. Voltage applied to the primary winding of a distribution transformer is
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
usually higher in value than the voltage induced in the secondary winding. - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔True
2-3. Circle the correct answer to complete the following sentence. In a typical distribution
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
transformer: ||\\//||
a) primary voltage is applied to the secondary winding through connections at the
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
transformer core. ||\\//|| ||\\//||
Exam with verified detailed ||\\//|| ||\\//|| ||\\//|| ||\\//||
answers
1-1. Circle the correct answer to complete the sentence. A ______________________ steps
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
down transmission voltage to distribution voltage.
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
a) substation transformer
||\\//|| ||\\//|| ||\\//||
b) pole-top transformer
||\\//|| ||\\//|| ||\\//||
c) regulator||\\//|| ||\\//||
d) step-up transformer - correct answer✔✔a) substation transformer
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
1-2. Circle the correct answer to complete the sentence. In a typical distribution system,
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
electricity at ______________________ voltage is supplied to a customer. ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
a) primary ||\\//|| ||\\//||
b) nominal ||\\//|| ||\\//||
c) peak ||\\//|| ||\\//||
d) secondary - correct answer✔✔d) secondary
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
1-3. Circle the correct answer to complete the following sentence. Primary distribution
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
voltage is: ||\\//|| ||\\//||
a) applied to a distribution system by a substation transformer.
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
b) the voltage of the electricity supplied to the customer.
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
c) applied to distribution lines in a service area.
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
||\\//|| d) both (a) and (c).
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
e) both (b) and (c). - correct answer✔✔d) both (a) and (c).
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
, 1-4. True or False. A transformer improves the overall efficiency of a distribution system by
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
increasing the amount of usable power that can be supplied to a customer. - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔False
1-5. Circle the correct answer to complete the sentence. During high voltage surges,
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
______________________ provide a way of redirecting excess current to the ground. ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
a) surge destroyers
||\\//|| ||\\//|| ||\\//||
b) surge arresters
||\\//|| ||\\//|| ||\\//||
c) surge eliminators
||\\//|| ||\\//|| ||\\//||
d) current protectors - correct answer✔✔b) surge arresters
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
2-1. Circle the correct answers. Which of the following are the three elements that most
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
distribution transformers have in common? ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
a) Primary winding
||\\//|| ||\\//|| ||\\//||
b) Mounting bolts
||\\//|| ||\\//|| ||\\//||
c) Secondary winding
||\\//|| ||\\//|| ||\\//||
d) Fuses
||\\//|| ||\\//||
e) Core - correct answer✔✔A, C, E
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
2-2. True or False. Voltage applied to the primary winding of a distribution transformer is
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
usually higher in value than the voltage induced in the secondary winding. - correct
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
answer✔✔True
2-3. Circle the correct answer to complete the following sentence. In a typical distribution
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
transformer: ||\\//||
a) primary voltage is applied to the secondary winding through connections at the
||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//|| ||\\//||
transformer core. ||\\//|| ||\\//||
