Exam (elaborations)
ATT Actual Test Exam Questions with Correct Answers
- Course
- Institution
ATT Actual Test Exam Questions with Correct Answers
[Show more]
Content preview
ATT Actual Test Exam Questions with Correct Answers (Rated A+)alternating current - Answer-An electrical current that changes both in magnitude and direction.
alternators and generators - Answer-AC is developed by sources called _____________.
alternator - Answer-A device which converts mechanical energy into an alternating electrical current.
generator - Answer-A rotating device for converting mechanical energy into an alternating electrical energy.
frequency, period, and wavelength - Answer-Three basic sine wave characteristics:
two alterations - Answer-One cycle of AC always consists of ______________.
Hertz - Answer-A unit of measure for frequency.
frequency - Answer-_________ is the number of complete cycles occurring in one second.
period - Answer-The time it takes for a sine wave to complete one cycle.
wavelength - Answer-The actual distance between the beginning and end of one AC sine wave cycle.
negative to positive - Answer-AC current flows from ______________.
induction - Answer-The magnetic or electric effect of one body on another without any physical contact between them.
flux - Answer-A magnetic field is composed of magnetic lines of _______.
north, south - Answer-The direction of the flux lines is from the _______ Pole to the _______ Pole.
electromagnetic induction - Answer-The action of a conductor moving through a magnetic field causing current flow.
RMS - Answer-The effective value of an AC voltage that causes the same amount of power dissipation as a specific DC voltage.
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 Rusenna. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
80202 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now