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- .MCD 20000 0
- .CMD PLOTFORMAT logs=0,0 subdivs=1,1 size=5,15 type=l
- .CMD FORMAT rd=d ct=10 im=i et=3 zt=15 pr=3 mass length time charge
- .CMD SET ORIGIN 0
- .CMD SET TOL 0.001000
- .CMD MARGIN 0
- .CMD LINELENGTH 78
- .CMD SET PRNCOLWIDTH 8
- .CMD SET PRNPRECISION 4
- .TXT 21 5 1 19
- a1,18,16,17
- UNIT DEFINITIONS
- .TXT 0 30 1 23
- a1,22,25,21
- MKS (SI) unit system
- .TXT 3 -30 1 15
- a1,15,13,14
- I. Base units
- .EQN 1 5 1 8
- m~1L
- .EQN 0 18 1 9
- kg~1M
- .EQN 0 18 1 10
- sec~1T
- .EQN 0 18 1 11
- coul~1Q
- .TXT 2 -59 1 21
- a1,21,19,20
- II. Angular measure
- .EQN 1 5 1 9
- rad~1
- .EQN 0 18 3 15
- deg~π/180*rad
- .TXT 4 -23 1 28
- a1,28,26,27
- III. Derived units: Length
- .EQN 1 5 1 12
- cm~.01*m
- .EQN 0 18 1 13
- km~1000*m
- .EQN 0 18 1 13
- mm~.001*m
- .EQN 1 -36 1 14
- ft~.3048*m
- .EQN 0 18 1 14
- in~2.54*cm
- .EQN 0 18 1 11
- yd~3*ft
- .EQN 0 18 1 14
- mi~5280*ft
- .TXT 2 -59 1 25
- a1,25,23,24
- IV. Derived units: Mass
- .EQN 1 5 2 14
- gm~10^-3*kg
- .EQN 1 18 1 17
- tonne~1000*kg
- .EQN 0 18 1 19
- lb~453.59247*gm
- .TXT 1 -19 1 14
- a1,14,12,13
- (metric ton)
- .TXT 0 18 2 32
- a2,32,30,49
- (use convention that lb
- represents pounds mass.
- .EQN 1 -35 3 9
- oz~lb/16
- .EQN 1 18 1 15
- ton~2000*lb
- .TXT 1 -1 1 15
- a1,15,13,14
- ("short" ton)
- .EQN 0 19 1 18
- slug~32.174*lb
- .TXT 2 -41 1 24
- a1,24,22,23
- V. Derived units: Time
- .EQN 1 5 1 14
- min~60*sec
- .EQN 0 18 1 15
- hr~3600*sec
- .EQN 0 18 1 13
- day~24*hr
- .EQN 2 -36 1 19
- yr~365.2422*day
- .TXT 0 19 1 17
- a1,17,15,16
- (tropical year)
- .TXT 2 -24 1 33
- a1,33,31,32
- VI. Derived units: Area, Volume
- .EQN 1 5 2 18
- hectare~10^4*m^2
- .EQN 0 36 2 17
- acre~4840*yd^2
- .TXT 3 -37 1 5
- a1,5,3,4
- ---
- .EQN 1 1 2 17
- liter~(.1*m)^3
- .EQN 0 36 2 17
- mL~10^-3*liter
- .TXT 2 -37 2 27
- a2,27,25,38
- (Sometimes defined with
- "L" symbol.)
- .EQN 0 37 2 22
- fl_oz~29.57353*cm^3
- .EQN 3 0 1 17
- gal~128*fl_oz
- .TXT 2 -41 1 45
- a1,44,42,43
- VII. Derived units: Velocity, Acceleration
- .EQN 1 5 3 10
- mph~mi/hr
- .EQN 0 18 3 10
- kph~km/hr
- .TXT 4 -19 1 6
- a1,6,4,5
- ----
- .EQN 1 1 4 18
- g~9.80665*m/sec^2
- .TXT 1 22 1 27
- a1,27,25,26
- (acceleration of gravity)
- .TXT 4 -27 1 43
- a1,43,41,42
- VIII. Derived units: Force, Energy, Power
- .EQN 1 5 4 18
- newton~kg*m/sec^2
- .EQN 0 18 2 20
- dyne~10^-5*newton
- .EQN 1 23 1 12
- lbf~g*lb
- .TXT 1 -1 1 15
- a1,15,13,14
- (pound force)
- .EQN 2 1 1 12
- kgf~g*kg
- .TXT 1 -1 1 18
- a1,18,16,17
- (kilogram force)
- .TXT 2 -41 1 6
- a1,6,4,5
- ----
- .EQN 1 1 1 18
- joule~newton*m
- .EQN 0 18 2 18
- erg~10^-7*joule
- .EQN 0 23 1 20
- cal~4.1868*joule
- .EQN 1 0 1 17
- kcal~1000*cal
- .EQN 1 -41 2 31
- BTU~1.05505585262*10^3*joule
- .TXT 3 -1 1 6
- a1,6,4,5
- ----
- .EQN 1 1 3 14
- watt~joule/sec
- .EQN 0 41 3 17
- hp~550*(ft*lbf)/sec
- .EQN 1 -23 1 16
- kW~1000*watt
- .TXT 2 22 1 23
- a1,23,21,22
- (standard horsepower)
- .TXT 2 -45 1 40
- a1,40,38,39
- IX. Derived units: Pressure, Viscosity
- .EQN 1 5 4 13
- Pa~newton/m^2
- .EQN 0 18 4 11
- psi~lbf/in^2
- .EQN 0 18 2 22
- atm~1.01325*10^5*Pa
- .EQN 2 0 2 23
- torr~1.33322*10^2*Pa
- .EQN 2 0 2 24
- in_Hg~3.38638*10^3*Pa
- .TXT 3 -37 1 6
- a1,6,4,5
- ----
- .EQN 1 37 4 19
- stokes~10^-4*m^2/sec
- .EQN 1 -36 1 19
- poise~.1*Pa*sec
- .TXT 4 -5 1 30
- a1,30,28,29
- X. Derived units: Electrical
- .EQN 1 5 3 12
- amp~coul/sec
- .EQN 0 18 3 13
- volt~watt/amp
- .EQN 0 18 3 12
- ohm~volt/amp
- .EQN 1 14 1 18
- weber~volt*sec
- .EQN 2 -50 3 16
- siemens:1/ohm
- .EQN 0 18 3 14
- farad~coul/volt
- .EQN 0 18 3 20
- oersted~1000/(4*π)*amp/m
- .EQN 3 -36 3 15
- henry~weber/amp
- .EQN 0 20 4 15
- tesla~weber/m^2
- .EQN 0 16 2 20
- gauss~10^-4*tesla
-