1 1 2 3 4 5,,
( )
1-1 (capacitor) (inductor) 1-1 1-4 1-1 (lead) 1-2
1-3 1-4 ( ) 1-5 1-6 ( c o i l ), 1-7 1-8
1-5 1-6,, 1-9
1-7 1-8 1-9
1-10 : (a), (b), (c), (d) 1-10,,, (multimeter) 1 4 2 3 4 5
1-2,,,,, P, W ( w a t t ), V V (volt),, 1-1 SI S I (International System) (Système International) 1-2 SI 1-1 SI Quantity Symbol Unit Symbol capacitance C farad F charge Q coulomb C conductance G siemens S current I ampere A energy W joule J frequency f hertz Hz impedance Z ohm Ω inductance L henry H power P watt W reactance X ohm Ω resistance R ohm Ω time t second s voltage V volt V
1-2 SI Quantity Symbol Unit Symbol flux density B tesla T magnetic flux f weber Wb magnetizing force H ampere turns/meter At/m magnetomotive force F m ampere turn At permeability m webers/ampere turns meter Wb/Atm reluctance ampere turns/weber At/Wb 1 S I 2 1-1, 3 1-2, 1-3,,, ( ) 10 1 10, 150,000 15 10 5 1-3
1-3 10 6 = 1,000,000 10 6 = 0000001 10 5 = 100,000 10 5 = 000001 10 4 = 10,000 10 4 = 00001 10 3 = 1,000 10 3 = 0001 10 2 = 100 10 2 = 001 10 1 = 10 10 1 = 01 10 0 = 1, 10 4 1 10 4 10000 10,000, 10 4 1 10 4 0001 00001 1 10 (a) 200 (b) 5000 (c) 85,000 (d) 3,000,000 (a) 200 2 10 2 (b) 5,000 5 10 3 (c) 85,000 85 10 4 (d)3,000,000 3 10 6 4750 1 10 1 10 (a) 02 (b) 0005 (c) 000063 (d) 0000015 (a) 02 2 10 1 (b) 0005 5 10 3 (c) 000063 63 10 4 (d) 015 15 10 5
000738 1 10 (a) 1 10 5 (b) 2 10 3 (c) 32 10 2 (d) 250 10 6 (a) 1 10 5 100,000 (b) 2 10 3 2000 (c) 32 10 2 0032 (d) 250 10 6 0000250 912 10 3,,, 1 2 3 2 2 10 6 5 10 7 1 : (2 10 6 ) (50 10 6 ) 2 2 50 52 3 : 52 10 6 31 10 3 055 10 4
1 2 3 2 75 10 11 25 10 12 1 : (750 10 12 ) (25 10 12 ) 2 : 750 25 725 3 : 725 10 12 1530 10 3 98 10 2 1 2 1 ( ) 5 10 12 3 10 6 (5 10 12 )(3 10 6 ) 15 10 12 + ( 6) 15 10 6 1
2 1 ( ) 50 10 8 25 10 3 8 3 50 10 8 25 10 3 50 10 8 25 10 3 2 10 8 3 2 10 5 100 10 12 4 10 6 1 ( / ) 2 100 3 (a) (1 10 5 ) (2 10 5 ) (b) (3 10 6 ) (2 10 4 ) 1-4
1-4 2000 2 10 3 2000 ( W ) 2000 2 1 0 3, k i l o ( k ) 10 3 2000 W 2 kw(2 kilowatts), 0015 ( A ) 1 5 1 0 3 A 10 3 m i l l i ( m ) 0015 A 15 ma(15 milliamperes) 1-4 Metric Prefix Metric Symbol Power of Ten Value tera T 10 12 one trillion giga G 10 9 one billion mega M 10 6 one million kilo k 10 3 one thousand milli m 10 3 one thousandth micro m 10 6 one millionth nano n 10 9 one billionth pico p 10 12 one trillionth (a) 50,000 V (b) 25,000,000 Ω (c) 0000036 A (a) 50,000 V 50 10 3 50 kv (b) 25,000,000 Ω 25 106 25 M (c) 036 A 36 10 6 36 A (a) 56,000,000 Ω (b) 0000470 A
10 3, 10 3, 10 6, 10 6, 10 9, 10 9, 10 12, 10 12 3 ohms, amps, volts, watts k(kilo, 10 3 ), m(milli, 10 3 ), M(mega, 10 6 ), m (micro, 10 6 ), G(giga, 10 9 ), n(nano, 10 9 ), T (tera, 10 12 ), p(pico, 10 12 ) 1 10 6, 10 3, 10 3, 10 6, 10 9, 10 12 2 0000001 A 3 250,000 W 1-5 milliamperes(ma) microampere (ma) milli, micro, nano, pico kilo mega 1 2 3, ma ma 3 ma 1 0 3 A ma 1 0 6 A 3 015 ma ma
3 1 ma ma 015 ma 015 10 3 A 150 10 6 A 150 A 4500 mv mv 3 1000 mv mv 4500 mv 4500 10 6 V 45 10 3 V 45 mv 5000 na ma 3 893 na ma 5000 na 5000 10 9 A 5 10 6 A 5 ma 47,000 pf mf 6 47,000 pf 47,000 10 12 V 0047 10 6 F 0047 F
00022 mf p F 000022 mf p F 6 000022 mf 0 0 0 0 2 2 1 0 6 F 2 2 0 1 0 1 2 F 220 pf 10,000 pf mf 1800 kω MΩ 3 22 kω MΩ 1800 kω 1 8 0 0 1 0 3 Ω 1 8 1 0 6 Ω 18 M, 15 ma 8000 ma ma 8000 ma 8 ma 15 ma 8000 ma 15 10 3 A 8000 10 6 A 15 10 3 A 8 10 3 A 15 ma 8 ma 23 ma 2873 ma 10,000 ma
1 001 MV k V 2 250,000 pa ma 3 005 MW 75 kw,, 10 ma, 10 ma 10 m A 50 ma, 100 ma,,,,, 1 (a) (b) (c) (d) 2 (a) V (b) W (c) A (d) J 3 (a) Ω (b) W (c) V (d) F
4 (a) A (b) H (c) Hz (d) Ω 5 15,000 W (a) 15 mw (b) 15 k W (c) 15 MW (d) 15 mw 6 47 10 3 (a) 470 (b) 4700 (c) 47,000 (d) 00047 7 56 10 3 (a) 0056 (b) 0560 (c) 560 (d) 56,000 8 3,300,000 (a) 3300 10 3 (b) 33 10 6 (c) 33 10 6 (d) (a) (c) 9 10 (a) 10 MA (b) 10 ma (c) 10 ka (d) 10 ma 10 5000 (a) 5000 V (b) 5 MV (c) 5 kv (d) (a) (c) 11 20,000,000 (a) 20 mω (b) 20 MW (c) 20 MΩ (d) 20 mω 12 Hz (a) (b) (c) (d) 1-3 1 1 10 (a) 3000 (b) 75,000 (c) 2,000,000 2 1 10 (a) 1/500 (b) 1/2000 (c) 1/5,000,000 3 10 3, 10 4, 10 5 3 (a) 8400 (b) 99,000 (c) 02 10 6 4 10 3, 10 4, 10 5 3 (a) 00002 (b) 06 (c) 78 10 2 5 (a) 25 10 6 (b) 50 10 2 (c) 39 10 1 6 (a) 45 10 6 (b) 8 10 9 (c) 40 10 12 7 (a) (92 10 6 ) (34 10 7 ) (b) (5 10 3 ) (85 10 2 ) (c) (560 10 8 ) (460 10 9 ) 8 (a) (32 10 12 ) (11 10 12 ) (b) (26 10 8 ) (13 10 9 )
(c) (150 10 12 ) (8 10 11 ) 9 (a) (5 10 3 ) (4 10 5 ) (b) (12 10 12 ) (3 10 2 ) (c) (22 10 9 ) (7 10 6 ) 10 (a) (10 10 3 ) (25 10 2 ) (b) (250 10 6 ) (50 10 8 ) (c) (42 10 8 ) (2 10 5 ) 11 10 6 (a) 237 10 3 (b) 0001856 10 2 (c) 574389 10 12 (d) 100 10 3 12 (a) (28 10 3 ) (3 10 2 )/(2 10 2 ) (b) (46)(10 3 ) (10 5 ) /10 6 (c) (735)(05 10 12 )/[(2)(10 10 10 )] (d) (30) 2 (5) 3 /10 2 13 (a) (49 10 6 )/(4 10 8 ) (b) (3 10 3 ) 2 /(18 10 3 ) (c) (15 10 6 )/(47 10 6 )] (d) 1/[(5 10 3 ) (001 10 6 )] 1-4 14 (a) 31 10 3 A (b) 55 10 3 V (c) 200 10 12 F 15 (a) 3 10 6 F (b) 33 10 6 Ω (c) 350 10 9 A 16 (a) 258 ma (b) 0022 mf (c) 1200 kv 17 (a) 24 10 5 A (b) 970 10 4 Ω (c) 0003 10 9 W 18 (a) (50 ma)(68 kω) V (b) 24 V/12 MΩ A (c) 12 kv/20 ma Ω 19 (a) (100 ma) 2 (82 kω) mw (b) (30 kv) 2 /2 MΩ W 1-5 20 (a) 5 ma ma (c) 5000 kv M V 21 (b) 3200 mw mw (d) 10 MW k W (a) 1 mama (b) 005 kvmv (c) 002 kω MΩ (d) 155mWk W
1-1 1,,, 2 3 4 5, 1-2 1 SI Système International 2 1-1 3 1-2 1-3 1 2 100 1 10 2 3 (a) (1 10 5 ) (2 10 5 ) 3 10 5 (b) (3 10 6 ) (2 10 4 ) 6 10 10 (c) (8 10 3 ) (4 10 2 ) 2 10 1 (d) (25 10 6 ) (130 10 7 ) 12 10 6 1-4 1 10 6 (M), 10 3 (k), 10 3 (m), 10 6 (m), 10 9 (n), 10 12 ( p ) 2 0000001 A 1 ma (1 ) 3 250,000 W 250 kw (250 ) 1-5 1 001 MV 10 kv 2 250,000 pa 000025 ma 3 005 MW 75 kw 50 kw 75 kw 125 kw 1-1 475 10 3 1-2 738 10 3 1-3 9120 1-4 86 10 3 1-5 55 10 2 1-6 48 10 3 1-7 25 10 6 1-8 (a) 56 MΩ (b) 470 ma 1-9 1000 ma 1-10 1 mv 1-11 0893 ma
1-12 2200 pf 1-13 0010 mf 1-14 00022 MΩ 1-15 2883 ma 1 ( c ) 2 ( c ) 3 ( c ) 4 ( d ) 5 ( b ) 6 ( b ) 7 ( a ) 8 ( d ) 9 ( d ) 1 0 ( d ) 11 ( c ) 1 2 ( c )