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P conversions

 

π = pi

= 3.14159

π radians = 1800

Φ = phi

= webers

= total flux

= BA

= βm2 (weber)

= (μ0NIπa)/2

= reference vector

= μNIA/l

= NI (Aμ/l)

= NI/(l/μA)

= mmf/R

= effective flux

= M/I sin 

= M/IN sin 

= 2μ0πI/Na

 = Φ

= angle between mf direction and charge motion direction

Φm = w/cm2

= maximum magnetic flux, webers

= ETf Avgt/#turns

= ETf Avg/4νNTurns

= EP/4.44νNP

= Es/4.44νNs

% = percent

% dissoc. = [A]/molarity ∙ 100%

= x/molarity ∙ 100%

% intravascularBlood = BT/BodyT

P = Pressure

= F/A

= work/V

= ΔV/w

= Int. E - (Ht/V)

= Enthalpy - (Int. E/V)

= (H - U)/V

= (H - E)/V

= (ΔH - ΔU)/ΔV (P,V work only)

= (qP -ΔU)/ΔV (P,V work only)

= nRT/V

= gRT/V (MW)

= dRT/MW

= kn

= (ΔH - ΔU)/ΔV (P,V work only)

= P0 + aθ

= pP/n%

= P1nT/n1

= ΔnRT/ΔV

= ΔngasRT/ΔV

= (nRT - [n2a/V2 (V - nb)] /(V - nb)

= -w/(V ln V2/V1) (id. g., rev., isotherm.)

= Nmv2mean/3V

= .3333Nmv2mean/V

= m/lt2

= 2K.E./3V

= .6667 K.E./V

= kT/V

= RT/V

= k/V

≈ (d)(accgrav.)(hghtliquid)

= .6667 K.E./V

P = point

= (0,0)

= (x,y)

P = Principal

= I/rt

P = Power

= 16,000 Hp/(stroke ∙ Area ∙ Rotation)

= IE (Series)

= P1 + P2 + P3 .. (Series)

= V2/R (Series)

= IE (Parallel)

= P1 + P2 + P3 ... (Parallel)

= IE (Series-Parallel)

= P1 + P2 + P3 (Series-Parallel)

= .746 Hp/eff (kw) (AC motor)

= 746 Hp/eff (watts)(AC motor)

P = production rate payback period

= I/[L - E +-q (L + Z)]

= payback period (yrs)

= I/(L - E)

P = polarization

P atm = 760 Torr

P vol. = plasma volume

≈ B vol. - B cell vol.

ΔP = Res. ∙ F

= FR

= 0 (ΔV = 0, isotherm., Id. g. )

= (ΔH - ΔE)/ΔV

= flow/k

P0 = arbitrary 0 temp-pressure

P1 = n1RT/V

= n1PT/nT

= n/ ∙ PT

= P2V2n1RT1 / V1n2RT2

= (P2ΔV2 - w)/ΔV1

= P2V2T1/T2V1

= PT - P2

P1/P2 = V2/V1 (id. g., n,T const.)

ln P1/P2 = ΔS/nR (id. g., n,T const.)

ln Pθ/P1 =ΔŜ1/R

= ln (V1/Vθ)

PA = XA/k

P0A = pPA/XA

= (Psol'n - NBP0B)/NA

Pa = actual mean effective pressure

= lb/sq. in

PAortic = MAP + PLate Vena Cava

Pc = transformer copper losses

= watts

= (VA/V)2 R

= (VA/VP)2 RP

= (VA/Vs)2 Rs

Pe = eddy I loss (watts)

= keVf2t2B2m

= ke2t2B2m

= watts

Pext. = Pvap (Tb)

= Pint - dP (piston)

Ph = hysteresis loss, watts

= khVfB1.6m

= khVνB1.6m

Pmean aortic = MAP + Plate vana cava

Pmean arterial = MAP

= Bflow organ ∙ Rorgan

= CO ∙ RT Periph.

Popp = w/ΔV

= w/(VF - Vi)

= (ΔH - q + w)/ΔV

= (ΔH - ΔE)/ΔV

Posm. = nRT/V

PP = Ps (ideal)

PRat. = (V∙ eff ∙ A)/746 (hp)

PReq. = (746 ∙ hp)/eff (watts)

= (hp ∙ 746)/(PF. ∙ eff.) (kva)

Psol'n = NAP0A + NBP0B

Psurr = F/A

= -w/ΔV (irrev.)

= -w/AΔx

= -w/(V2 - V1)

Psys = Psurr (reversible)

PT = P1 + P2 + P3 ...

= RT ∙ I2T (Series)

PT gas = pPa + pPb + pPc

Pvol. = Bvol. - Bcell vol.

Px = (nx ∙ PT)/nT

P0A = (Psol'n - NBP0B) / NA

= pPA/XA

PP(gas) = м

= [ ](liquid)

PV = nRT

= Int. E - Ht

= H - U

= H - E

= .66 K.E.

PΔV = ΔnRT

P(x,y) = terminal side Θ

p = distance from focus to directrix

p = pico

p+ = proton

= 1.503 ∙ 10-8 J

= 1.673 ∙ 10-30 g

Pa = Pascal

= Newton/meter2

= 105 Dyne/m2

= kg/ms2

pace = passus

palmus = .25 Roman ft

= span

pas (Gr.) = all

passus = pace

= 5 ft

path length = l

peak V = 1.414 RMS

= .5 peak to peak

= 1.57 Avg val.

pearl grain = .25 carat

= 50 mg

peck = 8 quarts

= 1/4 bushel

= modius

= 1.92 gal

= 16 sextarii

= 2/3 seah

pedalis = foot

= pes

= 2 semipes

pemptos (Gr.) = fifth

penenta (Gr.) = fifty

penny = sou

= copper

= 1/20 franc

pennyweight = 24 grains (Troy)

= oz/20

pentakosioi, -es, -a (Gr.) = 500

pente (Gr.) = five

Pentecost = Asartha (Hebrew)

= 50th day after sacrifice

pentekonta (Gr.) = fifty

pentekoste (Gr.) = 50th

percent = %

= pourcent

perch = 16.5' l, 1.5' w, 1' h

period = amt. of time for one complete vibration

period = 2π/b

permeab. = μ

Permeance = 1/Reluctance

= flux:mag. pot'l diff between 2 equipot'l surfaces (through any x-section of tubular portion of mag. circuit)

= mag. flux (maxwells)/mmf (gilberts) (cgs)

pes = pedalis

peser = weigh

pF = picoFarad

Pfund = lb

pg = picogram

= 10-12 g

pH = -log [H+]

= -log [H3O+]

= -log10 [H+](n/L)

= -log10 [H+](mol/L)

= 7 (water)

= pOH (water)

= 14 - pOH

= pK/2 (water)

pHH2O = 6.79 @ 3100K

phison (Hebrew) = multitude

pi = 3.14159

= π

picogram = pg

pint = pt

= 4 gills

= 2 cups

= quart/2

= 16 oz

pinte (c.) = qt

= 1/4 L

= L

= pt

= 6 sextarius

= 1/6 congius

pk = -log k

pkb = -log kb

pkwater = 14

= [H+] + [OH-]

Planck's constant = h

plethea = 102.5 ft

plethron = 100 lbs

= talent

= 100 cinchares

pm = 10-12 m

pOH = -log [OH-]

= pH (water)

pOHwater = [H3O+]

p[OH] = 14 - pH

point = akis

= kentron (Gr.)

= ake

= aichmetes

= akme

= akoke

= akonao

pointed = akros

polarization = equil. (0Q)(cell)

= Displacement/4π volt

pole (end of axis) = polos

pole strength = # of unit poles

pourcent = percent

pondo = lb

pondus = lb

positive = P pole

= +

potential difference = V

pouce = in

pound = lb

= 16 ounces (Avoirdupois)

= 453.59 grams

= .454 kilograms

= litra

= hundredwght (cwt)/100

= ton/2000

= long ton (L.T.)/2240

= 12 oz (Troy)

Power = P

= work, displacement, moment, force

= ΔPV

= kwhr, hphr, hp, ft lb, watt, Newton-meter

pP = partial pressure

pP1 = n1%PT

pPA = (ke/kc) ∙ XA

= P0AXA

= pP0A ∙ XA

= rcond./kcond.

pP0A = ke/kc

= pPA/XA

pPCO-smog = 8.7 x 10-5atm.

pPi = [i]

premier (F.) = first

prime (F.) = first

primum (L.) = first

Principal = P

prior (L.) = first

prota (Gr.) = first

Prothrombin Conc. (Quick) = 302 / (Clotting Time - 8.7)

proton = p+

proton (Gr.) = first

protos (Gr.) = first

pt = pint

= pinte

= 6 sextarius

= 1/6 congius

pt (Eng) = hemina

= 1/2 sextarius

pygmaios = length of forearm

pyramid = pyramis

 

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