– E-21 –
No. Unit Remarks
33 hp → Whp: horsepower
34 W → hp W : watt
35 ps → Wps:
French horsepower
36 W → ps W : watt
37 kgf/cm
2
→ Pa
38 Pa → kgf/cm
2
Pa : Pascal
39 atm → Pa atm : atmosphere
40 Pa → atm Pa : Pascal
41 mmHg → Pa (1 mmHg = 1 Torr)
42 Pa → mmHg Pa : Pascal
43 kgf•m → J
44 J → kgf•m J : Joule
125yd = ?m ª 125 @¥ 5 =
114.3
Prefix Operation Unit
k (kilo) ∑10 10
3
M (Mega) ∑11 10
6
G (Giga) ∑12 10
9
T (Tera) ∑13 10
12
m(milli) ∑14 10
–3
µ (micro) ∑15 10
–6
n (nano) ∑16 10
–9
p (pico) ∑17 10
–12
f (femto) ∑18 10
–15
100m×10k= 100 ∑14*
10 ∑10=
1’000.
Calculations Using Engineering Prefixes
Calculation can be executed in the normal mode (excluding N-
base) using the following 9 types of prefixes
EL5060E_En0616.pm65 06/16/2004, 13:1021
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