Exam (elaborations)
ELECTRICAL LEVEL 2 MODULE 1 ALTERNATING CURRENT QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
- Course
- Institution
ELECTRICAL LEVEL 2 MODULE 1 ALTERNATING CURRENT QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
[Show more]
Content preview
ELECTRICAL LEVEL 2 MODULE 1ALTERNATING CURRENT QUESTIONS
AND ANSWERS WITH SOLUTIONS 2024
What is the step-down turns ratio of a transformer with 200 turns in the primary and 100 turns in the
secondary? - ANSWER 2:1
Opening the secondary circuit of a current transformer under load will cause a dangerous level of -
ANSWER induced high voltage
What is the frequency of an AC waveform that completes 20 cycles per half second? - ANSWER 40Hz
A circuit has a peak voltage of 275V. What is the average voltage value? - ANSWER 175V
Each of three equal capacitors in series has - ANSWER one-third the applied voltage
The formula for inductive reactance is - ANSWER XL = 2πfL
What is the current flow in a purely resistive AC circuit if the resistance is 15 ohms and the voltage is
150V? - ANSWER 10A
If the area of the plates of a capacitor is increased, the amount of capacitance - ANSWER increases
The self-induced voltage across an inductance is produced by a change in - ANSWER current with respect
to time
A 30-microfarad capacitor is in parallel with a 15-microfarad capacitor. The total capacitance is - ANSWER
45
One type of nonsinusoidal waveform is the - ANSWER square wave
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Performance. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
73243 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now