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Steinmetz Decoded

Power, Energy, Work, And Efficiency

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Why This Family Matters

Section titled “Why This Family Matters”

Routes equations where electrical quantities become work, heat, output, loss, or system performance.

73

candidate records in this family.

46

reviewable relation candidates.

9

sources represented.

Candidate Formula Cards

Section titled “Candidate Formula Cards”
#1Theory and Calculation of Alternating Current PhenomenaChapter 1: Introduction- line 979
(2.) Joule’s law: P= izr, where P is the rate at which)
OCR source line2.) Joule’s law: P= izr, where P is the rate at which
#2Theory and Calculation of Alternating Current PhenomenaChapter 1: Introduction- line 982
(3.) The power equation : P0 = ei, where P0 is the)
OCR source line3.) The power equation : P0 = ei, where P0 is the
#3Theory and Calculation of Alternating Current PhenomenaChapter 1: Introduction- line 1140
(2. Joule’s law: P = ^^r, where P is the power, or the rate at)
OCR source line2. Joule’s law: P = ^^r, where P is the power, or the rate at
#4Theory and Calculation of Alternating Current PhenomenaChapter 1: Introduction- line 1240
(2.) Joule’s law : P= i^r, where P is the rate at which)
OCR source line2.) Joule’s law : P= i^r, where P is the rate at which
#5Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1249
(The \mathrm{e.m.f.} consumed by resistance r is EI = 7r, thus the)
OCR source lineThe e.m.f. consumed by resistance r is EI = 7r, thus the
#6Four Lectures on Relativity and SpaceLecture 2: Conclusions From The Relativity Theory- line 2367
(The kinetic energy of 1 kg. weight of matter, Eq = mc^,)
OCR source lineThe kinetic energy of 1 kg. weight of matter, Eq = mc^,
#7Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1274
(Thus the alternating current i = IQ since 0 consumes in a resist-)
OCR source lineThus the alternating current i = IQ since 0 consumes in a resist-
#8Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1317
(E = V2 *fn$,)
OCR source lineE = V2 *fn$,
#9Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1326
(E = 7 /2)
OCR source lineE = 7 \/2
#10Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1378
(the current / = omn = 44.2 amperes effective.)
OCR source linethe current / = omn = 44.2 amperes effective.
#11Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1385
(r = - - -rT^ - ” = 0.71 ohms per circuit.)
OCR source liner = - - -rT^ - ” = 0.71 ohms per circuit.
#12Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1393
((Id = 0.82 cm.), 45 cm. apart, transmitting the output of this)
OCR source line(Id = 0.82 cm.), 45 cm. apart, transmitting the output of this
#13Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1414
(E = A/2 */ $)
OCR source lineE = A/2 */ $
#14Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1494
(T = e3 = ^T)
OCR source lineT = e3 = ^T
#15Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1520
(e1 = 0.2 E + 2 X)
OCR source linee1 = 0.2 E + 2 X
#16Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1527
(e2 = 2 ei - 0-3 irE,)
OCR source linee2 = 2 ei - 0-3 irE,
#17Theory and Calculation of Alternating Current PhenomenaChapter 1: Introduction- line 1355
(5. In Joule’s law, P = i^r, r is not the true ohmic resistance,)
OCR source line5. In Joule’s law, P = i^r, r is not the true ohmic resistance,
#18Theory and Calculation of Alternating Current PhenomenaChapter 1: Introduction- line 1446
(5. In Joule’s law, P = /^r, r is not the true ohmic)
OCR source line5. In Joule’s law, P = /^r, r is not the true ohmic
#19Theory and Calculation of Electric CircuitsChapter 6: Magnetism- line 11137
(mechanical energy t^o =Fl by (1), and therefrom the mechanical)
OCR source linemechanical energy t^o =Fl by (1), and therefrom the mechanical
#20Theory and Calculation of Alternating Current PhenomenaChapter 1: Introduction- line 1143
(3. The power equation: Po = ei, where Po is the power)
OCR source line3. The power equation: Po = ei, where Po is the power
#21Theory and Calculation of Alternating Current PhenomenaChapter 1: Introduction- line 1243
(3.) The power equation : P^ = ei, where P^ is the)
OCR source line3.) The power equation : P^ = ei, where P^ is the
#22Four Lectures on Relativity and SpaceLecture 2: Conclusions From The Relativity Theory- line 2320
(This energy, for y = 0, or the mass at rest, becomes:)
OCR source lineThis energy, for y = 0, or the mass at rest, becomes:
#23Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1250
(power consumed by resistance r is P = 72r.)
OCR source linepower consumed by resistance r is P = 72r.
#24Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1292
(Since E0 = 2 irfn$, it follows that)
OCR source lineSince E0 = 2 irfn$, it follows that
#25Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1425
(or, since 0 = 2 irft = 210 t we have,)
OCR source lineor, since 0 = 2 irft = 210 t we have,
#26Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1465
(ei = 0.8 e;)
OCR source lineei = 0.8 e;
#27Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1470
(ez = | ei = 0.4 ire,)
OCR source lineez = | ei = 0.4 ire,
#28Theory and Calculation of Alternating Current PhenomenaChapter 1: Introduction- line 1187
(5. In Joule’s law, P = i2r, r is not the true ohmic)
OCR source line5. In Joule’s law, P = i2r, r is not the true ohmic
#29America and the New EpochChapter 3: The Individualistic Era: From Competition to Co-operation- line 1214
(give an annual loss of $40 - $33 = $7, or 7 per)
OCR source linegive an annual loss of $40 - $33 = $7, or 7 per
#30Four Lectures on Relativity and SpaceLecture 2: Conclusions From The Relativity Theory- line 2345
(energy of mass,” is £“00 = mc”-.)
OCR source lineenergy of mass,” is £“00 = mc”-.
#31General Lectures on Electrical EngineeringLecture 3: Light And Power Distribution- line 1259
(gives 4 X ; = jg or altogether ^ + ^ = jg of the)
OCR source linegives 4 X ; = jg or altogether ^ + ^ = jg of the
#32General Lectures on Electrical EngineeringLecture 3: Light And Power Distribution- line 1440
(or glof 4 = 24 » ^^’^ so gives a total copper economy of)
OCR source lineor glof 4 = 24 » ^^’^ so gives a total copper economy of
#33Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1278
(The value / = -7= is called the effective value of the alter-)
OCR source lineThe value / = -7= is called the effective value of the alter-
#34Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1401
(effective gives 44.2/2 = 62.5 amp. maximum.)
OCR source lineeffective gives 44.2\/2 = 62.5 amp. maximum.
#35Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1406
(3, as 2 $ = 0.188 X 106/, or $ = 0.094 X 106/ for each wire.)
OCR source line3, as 2 $ = 0.188 X 106/, or $ = 0.094 X 106/ for each wire.
#36Theory and Calculation of Electric CircuitsChapter 6: Magnetism- line 11272
(and since 1 joule = 10^ absolute units, the mechanical work is)
OCR source lineand since 1 joule = 10^ absolute units, the mechanical work is
#37General Lectures on Electrical EngineeringLecture 16: The Incandescent Lamp- line 9753
(16 x .79 = 12.6 c. p., and at an efficiency of 3.1 watts per)
OCR source line16 x .79 = 12.6 c. p., and at an efficiency of 3.1 watts per
#38Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1300
(= 4.44 fn& ;)
OCR source line= 4.44 fn& ;
#39Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1355
(= 4.44 X 0.333 X 360 X 6.4)
OCR source line= 4.44 X 0.333 X 360 X 6.4
#40Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1356
(= 3400 volts per circuit.)
OCR source line= 3400 volts per circuit.
#41Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1367
(= 5900 volts effective.)
OCR source line= 5900 volts effective.
#42Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1388
(X 0.71 = 1400 watts per circuit, or a total of 3 X 1400 = 4200)
OCR source lineX 0.71 = 1400 watts per circuit, or a total of 3 X 1400 = 4200
#43Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1411
($ = 22.3 X 62.5 X 0.094 X 106 = 131 megalines.)
OCR source line$ = 22.3 X 62.5 X 0.094 X 106 = 131 megalines.
#44Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1416
(= 4.44 X 0.333 X 131)
OCR source line= 4.44 X 0.333 X 131
#45Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1496
(= 1.006;)
OCR source line= 1.006;
#46Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1523
(= 0.6 E.)
OCR source line= 0.6 E.
#47General Lectures on Electrical EngineeringLecture 17: Arc Lighting- line 12171
(power of 5 X 10* K. W. Estimating the energy of the discharge,)
OCR source linepower of 5 X 10* K. W. Estimating the energy of the discharge,
#48Theory and Calculation of Electric CircuitsChapter 1: Electric Conduction. Soled And Liquid- line 1500
(thus must be such that e volts times 1 amp.-sec, or e watt-sec. or)
OCR source linethus must be such that e volts times 1 amp.-sec, or e watt-sec. or
#49Theory and Calculation of Electric CircuitsChapter 6: Magnetism- line 11124
(energy produced, + increase of the stored magnetic energy. (1))
OCR source lineenergy produced, + increase of the stored magnetic energy. (1)
#50Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1477
(FIG. 8. - \mathrm{e.m.f.} of a single conductor, direct-current machine)
OCR source lineFIG. 8. - E.m.f. of a single conductor, direct-current machine
#51Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1372
(1.8 X 10~6, what is the \mathrm{e.m.f.} consumed in the machine by the)
OCR source line1.8 X 10~6, what is the e.m.f. consumed in the machine by the
#52Theory and Calculation of Electric CircuitsChapter 6: Magnetism- line 11423
(output, or the efficiency of the electromagnet, thus is, by (22))
OCR source lineoutput, or the efficiency of the electromagnet, thus is, by (22)
#53General Lectures on Electrical EngineeringLecture 3: Light And Power Distribution- line 1471
(Fife. 13. Single-Phase Llfehtlnfe and Three-Phnse Power.)
OCR source lineFife. 13. Single-Phase Llfehtlnfe and Three-Phnse Power.
#54General Lectures on Electrical EngineeringLecture 16: The Incandescent Lamp- line 9728
(life of 500 hours; since obviously any efficiency can be pro-)
OCR source linelife of 500 hours; since obviously any efficiency can be pro-
#55Theory and Calculation of Electric CircuitsChapter 6: Magnetism- line 11458
(32.4 gram-cm. pull per volt-ampere suppUed to its terminals.)
OCR source line32.4 gram-cm. pull per volt-ampere suppUed to its terminals.
#56America and the New EpochChapter 3: The Individualistic Era: From Competition to Co-operation- line 1222
(cost, to $33, as the loss thereby incurred, of)
OCR source linecost, to $33, as the loss thereby incurred, of
#57America and the New EpochChapter 3: The Individualistic Era: From Competition to Co-operation- line 1223
(7 per cent., is less than the loss in standing idle.)
OCR source line7 per cent., is less than the loss in standing idle.
#58General Lectures on Electrical EngineeringLecture 4: Load Factor And Cost Of Power- line 1607
(LOAD FACTOR AND COST OF POWER 53)
OCR source lineLOAD FACTOR AND COST OF POWER 53
#59General Lectures on Electrical EngineeringLecture 4: Load Factor And Cost Of Power- line 1884
(For instance, Fig. 14 shows an approximate load curve)
OCR source lineFor instance, Fig. 14 shows an approximate load curve
#60General Lectures on Electrical EngineeringLecture 4: Load Factor And Cost Of Power- line 1888
(LOAD FACTOR AND COST OF POWER 55)
OCR source lineLOAD FACTOR AND COST OF POWER 55
#61General Lectures on Electrical EngineeringLecture 4: Load Factor And Cost Of Power- line 2338
(shape shown in Fig. 16: fairly constant from the opening)
OCR source lineshape shown in Fig. 16: fairly constant from the opening
#62General Lectures on Electrical EngineeringLecture 4: Load Factor And Cost Of Power- line 2345
(LOAD FACTOR AND COST OF POWER 57)
OCR source lineLOAD FACTOR AND COST OF POWER 57
#63General Lectures on Electrical EngineeringLecture 4: Load Factor And Cost Of Power- line 2535
(LOAD FACTOR AND COST OF POWER 59)
OCR source lineLOAD FACTOR AND COST OF POWER 59
#64General Lectures on Electrical EngineeringLecture 17: Arc Lighting- line 12259
(Average energy of the discharge: 10,000 K. W. sec., or)
OCR source lineAverage energy of the discharge: 10,000 K. W. sec., or
#65Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1370
(sq. cm. and a mean length of 240 cm. per turn. At a resistivity)
OCR source linesq. cm. and a mean length of 240 cm. per turn. At a resistivity
#66Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1373
(resistance, and what the power consumed at 450 kw. output?)
OCR source lineresistance, and what the power consumed at 450 kw. output?
#67Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1381
(The resistance of 360 turns of 240 cm. length, 0.22 sq. cm.)
OCR source lineThe resistance of 360 turns of 240 cm. length, 0.22 sq. cm.
#68Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1382
(section and 1.8 X 10~6 resistivity, is)
OCR source linesection and 1.8 X 10~6 resistivity, is
#69Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1384
(360 X 240 X 1.8 X 10~6)
OCR source line360 X 240 X 1.8 X 10~6
#70Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1405
(apart and 0.82 cm. diameter was found in paragraph 1, example)
OCR source lineapart and 0.82 cm. diameter was found in paragraph 1, example
#71Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1500
(C, as shown in Fig. 6, to B, E, constant voltage E exists between)
OCR source lineC, as shown in Fig. 6, to B, E, constant voltage E exists between
#72Theoretical Elements of Electrical EngineeringTheory Section 4: Power and Effective Values- line 1543
(rising on a parabolic curve from 0 to E2 during 40 per cent, of)
OCR source linerising on a parabolic curve from 0 to E2 during 40 per cent, of