Polar
Conversion
(1,/3)
Rectangular Conversion
x=
89.66314117
y = 84. 19929403
(x,
y)
(DEG)1.23~2~~43.2~~
(89
66314117)
( 84.
19929403)
• In polar conversion
e in the third and fourth quadrant
are as shown in the diagram.
n Y I
+B
X
-e
l!l
Degrees-Minutes-Seconds-
Decimal Degrees
IV
123°45'06"--->123.
7516666° 123.
4506@'±]
( 123. 7516666)
Decimal
Degrees-
Degrees-Minutes-Seconds
42
2.3456~~
(
2.204416)
Eiect~ic
Circuits
Obtain the
VC at both terminals of the
condenser at t = 56msec.
v,
[/d
,(t)
R~I500Q
IOOV
g
Vc C=SO.uF
'
Vc=Vi(l-eRC)
t=56m
sec
=100X
(1-
=
52
60562649
1 OO[IDIIJ1
BIIJ1500[ID50~6irt)l::E]56rml31rtlCIJ
~II:J~CIJ§
(52 60562649)
LO©ii'l
IR:eJpayment
Determine the payment amount
on
a
one million
yen, ten-year term loan a
interest rate
of
0.
75%.
PMT
=Amount
of
PV
=Amount
of loan
i = interest
n
=Number
of
years
PMT=PV
1
i
1 000000 X
O.
0075
1
1-
(1
+ i) n
1
(1
+0.0075)10XIZ
= 12667. 57738
[I)1
(±)o
oo75Cil@Jlil
100012[I)§
~lrtll±l
1 §
~ooo
.oo15001oooooo§
(12667 .57738)
43
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