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Newnes Circuit Calculations Pocket Book
book

Newnes Circuit Calculations Pocket Book

by Thomas J. Davies
April 2016
Intermediate to advanced content levelIntermediate to advanced
384 pages
12h 56m
English
Newnes
Content preview from Newnes Circuit Calculations Pocket Book
126
Circuit calculations pocket book
Example 2 An inductor has a value of 820 aH. Express this in (i)
millihenrys and (ii) henrys
(i) 1 uH = 1 x 10"
3
mH
820 uH = 1 x 10"
3
x 820 = 0.82 mH
(ii) 1 jiH = 1 x IO"
6
H
820 uH = 1 x IO
-6
x 820 = 8.2 x IO
-4
H
10 PRINT "PROG 96"
20 PRINT "CONVERSION OF MICROHENRYS TO OTHER UNITS"
30 INPUT "ENTER MICROHENRYS" ; UH
40 LET MH=UH/10*3
50 LET H=UH/10*6
60 PRINT UH "MICROHENRYS = " MH "MILLIHENRYS"
70 PRINT UH "MICROHENRYS = " H "HENRYS"
8.3
Inductor formulas
(a) Induced voltage
The average voltage induced in a coil is given by the formula
e = N
d<t>/dt
where
6Q>/dt
= rate of change of magnetic flux with tim ...
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Publisher Resources

ISBN: 9781483101132