最新的NETA Level 2 Certified Assistant Electrical Testing Specialist - NETA_2免費考試真題
問題1
An analog ammeter has an accuracy of ±1% of full scale. If a reading is taken at25% of full scale, what is the accuracy of that measurement?
An analog ammeter has an accuracy of ±1% of full scale. If a reading is taken at25% of full scale, what is the accuracy of that measurement?
正確答案: A
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問題2
Which lubricant is commonly specified for use in bothconductiveandmechanicalareas of circuit breakers and switches?
Which lubricant is commonly specified for use in bothconductiveandmechanicalareas of circuit breakers and switches?
正確答案: B
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問題3
Identify the substation bus arrangement that usestwo circuit breakers per circuit, allowing either breaker to be removed from service without interrupting load.
Identify the substation bus arrangement that usestwo circuit breakers per circuit, allowing either breaker to be removed from service without interrupting load.
正確答案: A
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問題4
Harmonics in an electrical system increase the risk of fire and electric shock.
Harmonics in an electrical system increase the risk of fire and electric shock.
正確答案: A
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問題5
A control contact that includes one normally open (NO) contact and one normally closed (NC) contact operated by a single actuator is classified as which contact form?
A control contact that includes one normally open (NO) contact and one normally closed (NC) contact operated by a single actuator is classified as which contact form?
正確答案: C
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問題6
During aCT saturation test, voltage increases sharply with little increase in current. What does this indicate?
During aCT saturation test, voltage increases sharply with little increase in current. What does this indicate?
正確答案: D
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問題7
In which three-phase configuration areline current and phase current equal?
In which three-phase configuration areline current and phase current equal?
正確答案: D
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問題8
In azone-interlocked low-voltage circuit breakerscheme, if the breaker responsible for clearing a fault fails to operate, which statement is correct?
In azone-interlocked low-voltage circuit breakerscheme, if the breaker responsible for clearing a fault fails to operate, which statement is correct?
正確答案: B
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問題9
Which portion of an electrical transmission system experiences faultsmost frequently?
Which portion of an electrical transmission system experiences faultsmost frequently?
正確答案: A
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