Exam (elaborations)
ENGR 103 Exam 3 With Complete Solution
- Course
- Institution
ENGR 103 Exam 3 With Complete Solution...
[Show more]
Content preview
ENGR 103 Exam 3 WithComplete Solution
Which law is directly related to Ohm's Law in electrical systems? - ANSWER
Hooke's Law in mechanical systems
Charge Abbreviation - ANSWER q
Charge units - ANSWER Coulombs
Coulombs abbreviation - ANSWER C
Charge is - ANSWER the amount of electrons measured in Coulombs
1 C = - ANSWER 6.241 x 10^(18) electrons
a charge ____________ constitutes an electric current - ANSWER in motion
current abbreviation - ANSWER I
an electric current is - ANSWER the time rate of charge passing through the
cross sectional area of an electrical conductor
I = - ANSWER Δ q/Δ t
I is - ANSWER current
q is - ANSWER charge
t is - ANSWER time
1 A = - ANSWER 1 C/s
current can be ______ or ________ - ANSWER constant, time varying
, i(t) = - ANSWER dq(t)/dt
q(t) = - ANSWER integral of current
two types of current - ANSWER DC (Direct/Average Current) & AC
(Alternating Current)
DC current is 1) 2) 3) - ANSWER 1) unipolar- current travels in only one
direction
2) time independent
3) constant
AC current is 1) 2) 3) - ANSWER 1) bipolar- current alternates direction of
travel
2) time dependent
3) sinusoid
AC circuit analysis requires - ANSWER analysis of circuits in the phasor
domain
Phasor representation of electrical signals are similar to - ANSWER polar
representation of vectors
Voltage abbreviation - ANSWER V
Volatge is - ANSWER the difference in energy level of a unit charge located
between two points in a circuit
1 V = - ANSWER 1 J/C
voltage is measured in - ANSWER Volts (V)
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 Belina. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
80189 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now