Flylib.com
Смешанное освещение
Previous page
Table of content
Next page
, . . , . , ( . 2.1). ( ), .
, , ( . 2.2).
V= IR,
V
( ), / ( )
R
( ). / =
V/R
R
=
V/I.
(I)
, , , , (5 , 13 , 15 . .).
, , . , , , , , . , , , .
. , ,
W= VI
. 2.1. , , , . . , , , , . , . , , , . , .
V
= 240
R
= 60
V
=
IR
/ = V/R
/ = 240/60 = 4
. 2.2. , ( ), , ( ) ( ). V= IR, /= V/R R = V/I.
( . 2.3) , , 60 , 4 240 , 960 ( 1000 , 1 ).
V = 240 I = 4
W = V*I
W = 240*4 =960
. 2.3. (W) . , (V) (/). W = VI, . V- W/I, /= W/V.
, , . , , . 220 110 ( ). . .
1 . , , , . 2 , 1 .
, . , , , .
, ( ), ( ) ( ) , , . 2 . , - .
, , . , , - . , . . . 2.4 , 5- 1 - 5 - .
60
1 / 12
60 5
1 1
5 1/5
12
. 2.4. 12- , 5 , 1 - 12 . , 1 1 , . 5 , (12 ). 5 - , 1 5 , 1 ( 12 ) , .
Previous page
Table of content
Next page
Svet na TV(c) osnovy dlja profi
ISBN: N/A
EAN: N/A
Year: N/A
Pages: 54
BUY ON AMAZON
ADO.NET 3.5 Cookbook (Cookbooks (OReilly))
Using Auto-Incrementing Columns Without Causing Conflicts
Populating a Windows Forms ComboBox
Working with XML
Formatting Column Values When Outputting Data as XML
A.4. Interfaces
Cisco IP Communications Express: CallManager Express with Cisco Unity Express
Introducing Cisco IPC Express
Using H.450.x Tandem IP-to-IP Gateway
Understanding the Cisco IPC Express Integrated Automated Attendant
Cisco Zero Touch Deployment
Summary
MySQL Clustering
Restoring a Backup
Troubleshooting Backups
Performance
MySQL Cluster Performance
Web Farm/MySQL Farm
Making Sense of Change Management: A Complete Guide to the Models, Tools and Techniques of Organizational Change
Team change
Organizational change
Leading change
Cultural change
IT-based process change
AutoCAD 2005 and AutoCAD LT 2005. No Experience Required
Getting to Know AutoCAD
Basic Commands to Get Started
Setting Up a Drawing
Grouping Objects into Blocks
Dimensioning a Drawing
Quartz Job Scheduling Framework: Building Open Source Enterprise Applications
Creating the Quartz Database Structure
Uses of the Quartz Listeners
Requirements of RMI
Configuring JobStoreCMT
Configuring a Datasource Using a Custom ConnectionProvider
flylib.com © 2008-2017.
If you may any questions please contact us: flylib@qtcs.net
Privacy policy
This website uses cookies. Click
here
to find out more.
Accept cookies