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NCCER Electrical level 2 Module 1 Alternating Current 2025 Questions with 100% Correct Answers Updated & Verified 2025 / 2026 $12.99
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NCCER Electrical level 2 Module 1 Alternating Current 2025 Questions with 100% Correct Answers Updated & Verified 2025 / 2026

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NCCER Electrical level 2 Module 1 Alternating Current 2025 Questions with 100% Correct Answers Updated & Verified 2025 / 2026

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  • May 15, 2024
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By: tateboespflug • 4 months ago

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NurseFerian
NCCER ELECTRICAL LEVEL 2 MODULE 1


ALTERNATING CURRENT



1. What is the step-down turns ratio of a transformer with 200 turns in


the primary and 100 turns in the secondary?


ANS 2;1


2. Opening the secondary circuit of a current transformer under load


will cause a dangerous level of


ANS induced high voltage


3. What is the frequency of an AC waveform that completes 20 cycles per


half second?


ANS 40Hz
1/2

, 4. A circuit has a peak voltage of 275V. What is the average voltage value?


ANS -


175V


5. Each of three equal capacitors in series has


ANS one-third the applied voltage


6. The formula for inductive reactance is


ANS XL = 2fÀL


7. What is the current flow in a purely resistive AC circuit if the resistance


is 15 ohms and the voltage is 150V?


ANS 10A


8. If the area of the plates of a capacitor is increased, the amount of


capaci- tance


ANS increases

2/2

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