Class notes
Electric Circuits
- Course
- Physical Sciences
- Institution
- 12th Grade
Covers the Electric Circuits part of the IEB syllabus with worked examples.
[Show more]
Seller
Follow
Content preview
, Electric Circuits +Definitions :
PO : The work done per unit positive charge
currant : The rate of flow of charge
Ohmis law The current through conductor is
directly proportional to the potential
:
a
difference accross the conductor at constant temperature
EMF :
The total
energy supplied per coulomb
of
charge by the Cell
Worked basic example : Each cell 1 5
=
,
Vi Reading V = 7, 5V
↓
Total resistance :
+
Ri =
+ 2, 67 = 442
A
Reading A : = 1 88
.
GR ·
2
2 , 679 4R Reading V2 I VIR :
1 , 88x 2, 67 = 5,02V
32
Vz
Q flowing through A , in 6 mini
More Complex example . 3405x1, 88 = 676 8 ,
8 1 1
. .
. V = 12r
.1 2
8 . Vz . = Or :5
8 V,= 12x2 5 = 9V ,
Vx = 1,2x4 = 4 82
.
8 2
. . Rate at which Work is done 9 -
4 8 .
= 4 . 2V
Ammeter now 1 , 2A
in R
Power dissipated I=
+ 0 7A
RxP = F R5, 76= (1 2) R
is 5, 76 w = ,
83 , 6
R= 42 1,2 -
0,7 =0 , 5
,5x6
0
=
8 .
46 + 2 4 ,
=
,4
8
5 54 3 =
+ =
= 3,5v +4 = 7, 5
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 EFT, 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 this summary from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller ashtonleemarais. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy this summary for R100,00. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
53340 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy summaries for 14 years now