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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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