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54 — electricalc
®
Pro
1. Enter BTU rating:
4,500.
2. Find equivalent kilowatt hours:
(Btu►Kw-hr)
KW-H 1.3176
PaRallEl RESISTaNCE
Find the equivalent Resistance for 10 Ohm, 20 Ohm, and 50 Ohm
resistors placed in parallel.
KEYSTROKE DISPLAY
0.
1. Enter rst Resistor:
(Par Res)
P-RS 10.
2. Enter second Resistor:
(Par Res)
P-RS 6.6666667
3. Enter third Resistor:
(Par Res)
P-RS 5.8823529
Note: The total is recalculated with each additional Resistor
value entered.
(cont’d)
KEYSTROKE DISPLAY
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