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MacOS 8.1

Win98

DOS

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|00000000| 00 37 54 36 41 30 31 20 | 57 68 69 63 68 20 6f 66 |.7T6A01 |Which of|
|00000010| 20 74 68 65 20 66 6f 6c | 6c 6f 77 69 6e 67 20 61 | the fol|lowing a|
|00000020| 72 65 20 63 6f 6d 6d 6f | 6e 20 72 65 73 69 73 74 |re commo|n resist|
|00000030| 6f 72 20 74 79 70 65 73 | 3f 00 18 41 2e 20 50 6c |or types|?..A. Pl|
|00000040| 61 73 74 69 63 20 61 6e | 64 20 70 6f 72 63 65 6c |astic an|d porcel|
|00000050| 61 69 6e 00 16 42 2e 20 | 46 69 6c 6d 20 61 6e 64 |ain..B. |Film and|
|00000060| 20 77 69 72 65 2d 77 6f | 75 6e 64 00 1e 43 2e 20 | wire-wo|und..C. |
|00000070| 45 6c 65 63 74 72 6f 6c | 79 74 69 63 20 61 6e 64 |Electrol|ytic and|
|00000080| 20 6d 65 74 61 6c 2d 66 | 69 6c 6d 00 1b 44 2e 20 | metal-f|ilm..D. |
|00000090| 49 72 6f 6e 20 63 6f 72 | 65 20 61 6e 64 20 62 72 |Iron cor|e and br|
|000000a0| 61 73 73 20 63 6f 72 65 | 00 08 61 6e 73 77 65 72 |ass core|..answer|
|000000b0| 20 42 00 38 54 36 41 30 | 32 20 57 68 61 74 20 64 | B.8T6A0|2 What d|
|000000c0| 6f 65 73 20 61 20 76 61 | 72 69 61 62 6c 65 20 72 |oes a va|riable r|
|000000d0| 65 73 69 73 74 6f 72 20 | 6f 72 20 70 6f 74 65 6e |esistor |or poten|
|000000e0| 74 69 6f 6d 65 74 65 72 | 20 64 6f 3f 00 32 41 2e |tiometer| do?.2A.|
|000000f0| 20 49 74 73 20 72 65 73 | 69 73 74 61 6e 63 65 20 | Its res|istance |
|00000100| 63 68 61 6e 67 65 73 20 | 77 68 65 6e 20 41 43 20 |changes |when AC |
|00000110| 69 73 20 61 70 70 6c 69 | 65 64 20 74 6f 20 69 74 |is appli|ed to it|
|00000120| 00 3b 42 2e 20 49 74 20 | 74 72 61 6e 73 66 6f 72 |.;B. It |transfor|
|00000130| 6d 73 20 61 20 76 61 72 | 69 61 62 6c 65 20 76 6f |ms a var|iable vo|
|00000140| 6c 74 61 67 65 20 69 6e | 74 6f 20 61 20 63 6f 6e |ltage in|to a con|
|00000150| 73 74 61 6e 74 20 76 6f | 6c 74 61 67 65 00 3c 43 |stant vo|ltage.<C|
|00000160| 2e 20 49 74 73 20 72 65 | 73 69 73 74 61 6e 63 65 |. Its re|sistance|
|00000170| 20 63 68 61 6e 67 65 73 | 20 77 68 65 6e 20 69 74 | changes| when it|
|00000180| 73 20 73 6c 69 64 65 20 | 6f 72 20 63 6f 6e 74 61 |s slide |or conta|
|00000190| 63 74 20 69 73 20 6d 6f | 76 65 64 00 2b 44 2e 20 |ct is mo|ved.+D. |
|000001a0| 49 74 73 20 72 65 73 69 | 73 74 61 6e 63 65 20 63 |Its resi|stance c|
|000001b0| 68 61 6e 67 65 73 20 77 | 68 65 6e 20 69 74 20 69 |hanges w|hen it i|
|000001c0| 73 20 68 65 61 74 65 64 | 00 08 61 6e 73 77 65 72 |s heated|..answer|
|000001d0| 20 43 00 34 54 36 41 30 | 33 20 48 6f 77 20 64 6f | C.4T6A0|3 How do|
|000001e0| 20 79 6f 75 20 66 69 6e | 64 20 61 20 72 65 73 69 | you fin|d a resi|
|000001f0| 73 74 6f 72 27 73 20 74 | 6f 6c 65 72 61 6e 63 65 |stor's t|olerance|
|00000200| 20 72 61 74 69 6e 67 3f | 00 17 41 2e 20 42 79 20 | rating?|..A. By |
|00000210| 75 73 69 6e 67 20 61 20 | 76 6f 6c 74 6d 65 74 65 |using a |voltmete|
|00000220| 72 00 27 42 2e 20 42 79 | 20 72 65 61 64 69 6e 67 |r.'B. By| reading|
|00000230| 20 74 68 65 20 72 65 73 | 69 73 74 6f 72 27 73 20 | the res|istor's |
|00000240| 63 6f 6c 6f 72 20 63 6f | 64 65 00 2c 43 2e 20 42 |color co|de.,C. B|
|00000250| 79 20 75 73 69 6e 67 20 | 54 68 65 76 65 6e 69 6e |y using |Thevenin|
|00000260| 27 73 20 74 68 65 6f 72 | 65 6d 20 66 6f 72 20 72 |'s theor|em for r|
|00000270| 65 73 69 73 74 6f 72 73 | 00 1d 44 2e 20 42 79 20 |esistors|..D. By |
|00000280| 72 65 61 64 69 6e 67 20 | 69 74 73 20 42 61 75 64 |reading |its Baud|
|00000290| 6f 74 20 63 6f 64 65 00 | 08 61 6e 73 77 65 72 20 |ot code.|.answer |
|000002a0| 42 00 41 54 36 41 30 34 | 20 57 68 61 74 20 64 6f |B.AT6A04| What do|
|000002b0| 20 74 68 65 20 66 69 72 | 73 74 20 74 68 72 65 65 | the fir|st three|
|000002c0| 20 63 6f 6c 6f 72 20 62 | 61 6e 64 73 20 6f 6e 20 | color b|ands on |
|000002d0| 61 20 72 65 73 69 73 74 | 6f 72 20 69 6e 64 69 63 |a resist|or indic|
|000002e0| 61 74 65 3f 00 24 41 2e | 20 54 68 65 20 76 61 6c |ate?.$A.| The val|
|000002f0| 75 65 20 6f 66 20 74 68 | 65 20 72 65 73 69 73 74 |ue of th|e resist|
|00000300| 6f 72 20 69 6e 20 6f 68 | 6d 73 00 26 42 2e 20 54 |or in oh|ms.&B. T|
|00000310| 68 65 20 72 65 73 69 73 | 74 61 6e 63 65 20 74 6f |he resis|tance to|
|00000320| 6c 65 72 61 6e 63 65 20 | 69 6e 20 70 65 72 63 65 |lerance |in perce|
|00000330| 6e 74 00 1c 43 2e 20 54 | 68 65 20 70 6f 77 65 72 |nt..C. T|he power|
|00000340| 20 72 61 74 69 6e 67 20 | 69 6e 20 77 61 74 74 73 | rating |in watts|
|00000350| 00 1a 44 2e 20 54 68 65 | 20 72 65 73 69 73 74 61 |..D. The| resista|
|00000360| 6e 63 65 20 6d 61 74 65 | 72 69 61 6c 00 08 61 6e |nce mate|rial..an|
|00000370| 73 77 65 72 20 41 00 3d | 54 36 41 30 35 20 57 68 |swer A.=|T6A05 Wh|
|00000380| 61 74 20 64 6f 65 73 20 | 74 68 65 20 66 6f 75 72 |at does |the four|
|00000390| 74 68 20 63 6f 6c 6f 72 | 20 62 61 6e 64 20 6f 6e |th color| band on|
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|000003c0| 6c 75 65 20 6f 66 20 74 | 68 65 20 72 65 73 69 73 |lue of t|he resis|
|000003d0| 74 6f 72 20 69 6e 20 6f | 68 6d 73 00 26 42 2e 20 |tor in o|hms.&B. |
|000003e0| 54 68 65 20 72 65 73 69 | 73 74 61 6e 63 65 20 74 |The resi|stance t|
|000003f0| 6f 6c 65 72 61 6e 63 65 | 20 69 6e 20 70 65 72 63 |olerance| in perc|
|00000400| 65 6e 74 00 1c 43 2e 20 | 54 68 65 20 70 6f 77 65 |ent..C. |The powe|
|00000410| 72 20 72 61 74 69 6e 67 | 20 69 6e 20 77 61 74 74 |r rating| in watt|
|00000420| 73 00 1a 44 2e 20 54 68 | 65 20 72 65 73 69 73 74 |s..D. Th|e resist|
|00000430| 61 6e 63 65 20 6d 61 74 | 65 72 69 61 6c 00 08 61 |ance mat|erial..a|
|00000440| 6e 73 77 65 72 20 42 00 | 35 54 36 41 30 36 20 57 |nswer B.|5T6A06 W|
|00000450| 68 79 20 64 6f 20 72 65 | 73 69 73 74 6f 72 73 20 |hy do re|sistors |
|00000460| 73 6f 6d 65 74 69 6d 65 | 73 20 67 65 74 20 68 6f |sometime|s get ho|
|00000470| 74 20 77 68 65 6e 20 69 | 6e 20 75 73 65 3f 00 3e |t when i|n use?.>|
|00000480| 41 2e 20 53 6f 6d 65 20 | 65 6c 65 63 74 72 69 63 |A. Some |electric|
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|000004a0| 67 20 74 68 72 6f 75 67 | 68 20 74 68 65 6d 20 69 |g throug|h them i|
|000004b0| 73 20 6c 6f 73 74 20 61 | 73 20 68 65 61 74 00 25 |s lost a|s heat.%|
|000004c0| 42 2e 20 54 68 65 69 72 | 20 72 65 61 63 74 61 6e |B. Their| reactan|
|000004d0| 63 65 20 6d 61 6b 65 73 | 20 74 68 65 6d 20 68 65 |ce makes| them he|
|000004e0| 61 74 20 75 70 00 30 43 | 2e 20 48 6f 74 74 65 72 |at up.0C|. Hotter|
|000004f0| 20 63 69 72 63 75 69 74 | 20 63 6f 6d 70 6f 6e 65 | circuit| compone|
|00000500| 6e 74 73 20 6e 65 61 72 | 62 79 20 68 65 61 74 20 |nts near|by heat |
|00000510| 74 68 65 6d 20 75 70 00 | 33 44 2e 20 54 68 65 79 |them up.|3D. They|
|00000520| 20 61 62 73 6f 72 62 20 | 6d 61 67 6e 65 74 69 63 | absorb |magnetic|
|00000530| 20 65 6e 65 72 67 79 20 | 77 68 69 63 68 20 6d 61 | energy |which ma|
|00000540| 6b 65 73 20 74 68 65 6d | 20 68 6f 74 00 08 61 6e |kes them| hot..an|
|00000550| 73 77 65 72 20 41 00 47 | 54 36 41 30 37 20 57 68 |swer A.G|T6A07 Wh|
|00000560| 79 20 77 6f 75 6c 64 20 | 61 20 6c 61 72 67 65 20 |y would |a large |
|00000570| 73 69 7a 65 20 72 65 73 | 69 73 74 6f 72 20 62 65 |size res|istor be|
|00000580| 20 75 73 65 64 20 69 6e | 73 74 65 61 64 20 6f 66 | used in|stead of|
|00000590| 20 61 20 73 6d 61 6c 6c | 65 72 20 6f 6e 65 20 17 | a small|er one .|
|000005a0| 6f 66 20 74 68 65 20 73 | 61 6d 65 20 72 65 73 69 |of the s|ame resi|
|000005b0| 73 74 61 6e 63 65 3f 00 | 1b 41 2e 20 46 6f 72 20 |stance?.|.A. For |
|000005c0| 62 65 74 74 65 72 20 72 | 65 73 70 6f 6e 73 65 20 |better r|esponse |
|000005d0| 74 69 6d 65 00 1c 42 2e | 20 46 6f 72 20 61 20 68 |time..B.| For a h|
|000005e0| 69 67 68 65 72 20 63 75 | 72 72 65 6e 74 20 67 61 |igher cu|rrent ga|
|000005f0| 69 6e 00 20 43 2e 20 46 | 6f 72 20 67 72 65 61 74 |in. C. F|or great|
|00000600| 65 72 20 70 6f 77 65 72 | 20 64 69 73 73 69 70 61 |er power| dissipa|
|00000610| 74 69 6f 6e 00 24 44 2e | 20 46 6f 72 20 6c 65 73 |tion.$D.| For les|
|00000620| 73 20 69 6d 70 65 64 61 | 6e 63 65 20 69 6e 20 74 |s impeda|nce in t|
|00000630| 68 65 20 63 69 72 63 75 | 69 74 00 08 61 6e 73 77 |he circu|it..answ|
|00000640| 65 72 20 43 00 44 54 36 | 41 30 38 20 57 68 61 74 |er C.DT6|A08 What|
|00000650| 20 61 72 65 20 74 68 65 | 20 70 6f 73 73 69 62 6c | are the| possibl|
|00000660| 65 20 76 61 6c 75 65 73 | 20 6f 66 20 61 20 31 30 |e values| of a 10|
|00000670| 30 2d 6f 68 6d 20 72 65 | 73 69 73 74 6f 72 20 77 |0-ohm re|sistor w|
|00000680| 69 74 68 20 61 20 31 30 | 25 20 0a 74 6f 6c 65 72 |ith a 10|% .toler|
|00000690| 61 6e 63 65 3f 00 11 41 | 2e 20 39 30 20 74 6f 20 |ance?..A|. 90 to |
|000006a0| 31 30 30 20 6f 68 6d 73 | 00 11 42 2e 20 31 30 20 |100 ohms|..B. 10 |
|000006b0| 74 6f 20 31 30 30 20 6f | 68 6d 73 00 11 43 2e 20 |to 100 o|hms..C. |
|000006c0| 39 30 20 74 6f 20 31 31 | 30 20 6f 68 6d 73 00 11 |90 to 11|0 ohms..|
|000006d0| 44 2e 20 38 30 20 74 6f | 20 31 32 30 20 6f 68 6d |D. 80 to| 120 ohm|
|000006e0| 73 00 08 61 6e 73 77 65 | 72 20 43 00 29 54 36 41 |s..answe|r C.)T6A|
|000006f0| 30 39 20 48 6f 77 20 64 | 6f 20 79 6f 75 20 66 69 |09 How d|o you fi|
|00000700| 6e 64 20 61 20 72 65 73 | 69 73 74 6f 72 27 73 20 |nd a res|istor's |
|00000710| 76 61 6c 75 65 3f 00 17 | 41 2e 20 42 79 20 75 73 |value?..|A. By us|
|00000720| 69 6e 67 20 61 20 76 6f | 6c 74 6d 65 74 65 72 00 |ing a vo|ltmeter.|
|00000730| 25 42 2e 20 42 79 20 75 | 73 69 6e 67 20 74 68 65 |%B. By u|sing the|
|00000740| 20 72 65 73 69 73 74 6f | 72 27 73 20 63 6f 6c 6f | resisto|r's colo|
|00000750| 72 20 63 6f 64 65 00 2c | 43 2e 20 42 79 20 75 73 |r code.,|C. By us|
|00000760| 69 6e 67 20 54 68 65 76 | 65 6e 69 6e 27 73 20 74 |ing Thev|enin's t|
|00000770| 68 65 6f 72 65 6d 20 66 | 6f 72 20 72 65 73 69 73 |heorem f|or resis|
|00000780| 74 6f 72 73 00 1b 44 2e | 20 42 79 20 75 73 69 6e |tors..D.| By usin|
|00000790| 67 20 74 68 65 20 42 61 | 75 64 6f 74 20 63 6f 64 |g the Ba|udot cod|
|000007a0| 65 00 08 61 6e 73 77 65 | 72 20 42 00 40 54 36 41 |e..answe|r B.@T6A|
|000007b0| 31 30 20 57 68 69 63 68 | 20 74 6f 6c 65 72 61 6e |10 Which| toleran|
|000007c0| 63 65 20 72 61 74 69 6e | 67 20 77 6f 75 6c 64 20 |ce ratin|g would |
|000007d0| 61 20 68 69 67 68 2d 71 | 75 61 6c 69 74 79 20 72 |a high-q|uality r|
|000007e0| 65 73 69 73 74 6f 72 20 | 68 61 76 65 3f 00 07 41 |esistor |have?..A|
|000007f0| 2e 20 30 2e 31 25 00 05 | 42 2e 20 35 25 00 06 43 |. 0.1%..|B. 5%..C|
|00000800| 2e 20 31 30 25 00 06 44 | 2e 20 32 30 25 00 08 61 |. 10%..D|. 20%..a|
|00000810| 6e 73 77 65 72 20 41 00 | 3f 54 36 41 31 31 20 57 |nswer A.|?T6A11 W|
|00000820| 68 69 63 68 20 74 6f 6c | 65 72 61 6e 63 65 20 72 |hich tol|erance r|
|00000830| 61 74 69 6e 67 20 77 6f | 75 6c 64 20 61 20 6c 6f |ating wo|uld a lo|
|00000840| 77 2d 71 75 61 6c 69 74 | 79 20 72 65 73 69 73 74 |w-qualit|y resist|
|00000850| 6f 72 20 68 61 76 65 3f | 00 07 41 2e 20 30 2e 31 |or have?|..A. 0.1|
|00000860| 25 00 05 42 2e 20 35 25 | 00 06 43 2e 20 31 30 25 |%..B. 5%|..C. 10%|
|00000870| 00 06 44 2e 20 32 30 25 | 00 08 61 6e 73 77 65 72 |..D. 20%|..answer|
|00000880| 20 44 00 1f 54 36 42 30 | 31 20 57 68 61 74 20 69 | D..T6B0|1 What i|
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|000008a0| 72 65 3f 00 31 41 2e 20 | 54 68 65 20 70 6c 61 63 |re?.1A. |The plac|
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|000008d0| 6f 6e 61 6e 63 65 00 2d | 42 2e 20 41 20 74 69 67 |onance.-|B. A tig|
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|000008f0| 75 73 65 64 20 69 6e 20 | 61 20 74 72 61 6e 73 66 |used in |a transf|
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|00000970| 74 73 20 6d 61 67 6e 65 | 74 69 63 20 66 69 65 6c |ts magne|tic fiel|
|00000980| 64 20 69 73 20 0f 20 20 | 20 63 6f 6e 63 65 6e 74 |d is .  | concent|
|00000990| 72 61 74 65 64 00 08 61 | 6e 73 77 65 72 20 44 00 |rated..a|nswer D.|
|000009a0| 1f 54 36 42 30 32 20 57 | 68 61 74 20 64 6f 65 73 |.T6B02 W|hat does|
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|000009c0| 00 40 41 2e 20 49 74 20 | 73 74 6f 72 65 73 20 61 |.@A. It |stores a|
|000009d0| 20 63 68 61 72 67 65 20 | 65 6c 65 63 74 72 6f 73 | charge |electros|
|000009e0| 74 61 74 69 63 61 6c 6c | 79 20 61 6e 64 20 6f 70 |taticall|y and op|
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|00000a10| 2e 20 49 74 20 73 74 6f | 72 65 73 20 61 20 63 68 |. It sto|res a ch|
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|00000a60| 74 20 73 74 6f 72 65 73 | 20 61 20 63 68 61 72 67 |t stores| a charg|
|00000a70| 65 20 65 6c 65 63 74 72 | 6f 6d 61 67 6e 65 74 69 |e electr|omagneti|
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|00000ab0| 20 73 74 6f 72 65 73 20 | 61 20 63 68 61 72 67 65 | stores |a charge|
|00000ac0| 20 65 6c 65 63 74 72 6f | 6d 65 63 68 61 6e 69 63 | electro|mechanic|
|00000ad0| 61 6c 6c 79 20 61 6e 64 | 20 6f 70 70 6f 73 65 73 |ally and| opposes|
|00000ae0| 20 61 20 63 68 61 6e 67 | 65 20 0d 20 20 20 69 6e | a chang|e .   in|
|00000af0| 20 76 6f 6c 74 61 67 65 | 00 08 61 6e 73 77 65 72 | voltage|..answer|
|00000b00| 20 43 00 2f 54 36 42 30 | 33 20 57 68 61 74 20 64 | C./T6B0|3 What d|
|00000b10| 65 74 65 72 6d 69 6e 65 | 73 20 74 68 65 20 69 6e |etermine|s the in|
|00000b20| 64 75 63 74 61 6e 63 65 | 20 6f 66 20 61 20 63 6f |ductance| of a co|
|00000b30| 69 6c 3f 00 40 41 2e 20 | 54 68 65 20 63 6f 72 65 |il?.@A. |The core|
|00000b40| 20 6d 61 74 65 72 69 61 | 6c 2c 20 74 68 65 20 63 | materia|l, the c|
|00000b50| 6f 72 65 20 64 69 61 6d | 65 74 65 72 2c 20 74 68 |ore diam|eter, th|
|00000b60| 65 20 6c 65 6e 67 74 68 | 20 6f 66 20 74 68 65 20 |e length| of the |
|00000b70| 63 6f 69 6c 20 3d 20 20 | 20 61 6e 64 20 77 68 65 |coil =  | and whe|
|00000b80| 74 68 65 72 20 74 68 65 | 20 63 6f 69 6c 20 69 73 |ther the| coil is|
|00000b90| 20 6d 6f 75 6e 74 65 64 | 20 68 6f 72 69 7a 6f 6e | mounted| horizon|
|00000ba0| 74 61 6c 6c 79 20 6f 72 | 20 76 65 72 74 69 63 61 |tally or| vertica|
|00000bb0| 6c 6c 79 00 3f 42 2e 20 | 54 68 65 20 63 6f 72 65 |lly.?B. |The core|
|00000bc0| 20 64 69 61 6d 65 74 65 | 72 2c 20 74 68 65 20 6e | diamete|r, the n|
|00000bd0| 75 6d 62 65 72 20 6f 66 | 20 74 75 72 6e 73 20 6f |umber of| turns o|
|00000be0| 66 20 77 69 72 65 20 75 | 73 65 64 20 74 6f 20 77 |f wire u|sed to w|
|00000bf0| 69 6e 64 20 33 20 20 20 | 74 68 65 20 63 6f 69 6c |ind 3   |the coil|
|00000c00| 20 61 6e 64 20 74 68 65 | 20 74 79 70 65 20 6f 66 | and the| type of|
|00000c10| 20 6d 65 74 61 6c 20 75 | 73 65 64 20 66 6f 72 20 | metal u|sed for |
|00000c20| 74 68 65 20 77 69 72 65 | 00 40 43 2e 20 54 68 65 |the wire|.@C. The|
|00000c30| 20 63 6f 72 65 20 6d 61 | 74 65 72 69 61 6c 2c 20 | core ma|terial, |
|00000c40| 74 68 65 20 6e 75 6d 62 | 65 72 20 6f 66 20 74 75 |the numb|er of tu|
|00000c50| 72 6e 73 20 75 73 65 64 | 20 74 6f 20 77 69 6e 64 |rns used| to wind|
|00000c60| 20 74 68 65 20 63 6f 72 | 65 20 34 20 20 20 61 6e | the cor|e 4   an|
|00000c70| 64 20 74 68 65 20 66 72 | 65 71 75 65 6e 63 79 20 |d the fr|equency |
|00000c80| 6f 66 20 74 68 65 20 63 | 75 72 72 65 6e 74 20 74 |of the c|urrent t|
|00000c90| 68 72 6f 75 67 68 20 74 | 68 65 20 63 6f 69 6c 00 |hrough t|he coil.|
|00000ca0| 40 44 2e 20 54 68 65 20 | 63 6f 72 65 20 6d 61 74 |@D. The |core mat|
|00000cb0| 65 72 69 61 6c 2c 20 74 | 68 65 20 63 6f 72 65 20 |erial, t|he core |
|00000cc0| 64 69 61 6d 65 74 65 72 | 2c 20 74 68 65 20 6c 65 |diameter|, the le|
|00000cd0| 6e 67 74 68 20 6f 66 20 | 74 68 65 20 63 6f 69 6c |ngth of |the coil|
|00000ce0| 20 38 20 20 20 61 6e 64 | 20 74 68 65 20 6e 75 6d | 8   and| the num|
|00000cf0| 62 65 72 20 6f 66 20 74 | 75 72 6e 73 20 6f 66 20 |ber of t|urns of |
|00000d00| 77 69 72 65 20 75 73 65 | 64 20 74 6f 20 77 69 6e |wire use|d to win|
|00000d10| 64 20 74 68 65 20 63 6f | 69 6c 00 08 61 6e 73 77 |d the co|il..answ|
|00000d20| 65 72 20 44 00 48 54 36 | 42 30 34 20 41 73 20 61 |er D.HT6|B04 As a|
|00000d30| 6e 20 69 72 6f 6e 20 63 | 6f 72 65 20 69 73 20 69 |n iron c|ore is i|
|00000d40| 6e 73 65 72 74 65 64 20 | 69 6e 20 61 20 63 6f 69 |nserted |in a coi|
|00000d50| 6c 2c 20 77 68 61 74 20 | 68 61 70 70 65 6e 73 20 |l, what |happens |
|00000d60| 74 6f 20 74 68 65 20 63 | 6f 69 6c 27 73 20 0b 69 |to the c|oil's .i|
|00000d70| 6e 64 75 63 74 61 6e 63 | 65 3f 00 0f 41 2e 20 49 |nductanc|e?..A. I|
|00000d80| 74 20 69 6e 63 72 65 61 | 73 65 73 00 0f 42 2e 20 |t increa|ses..B. |
|00000d90| 49 74 20 64 65 63 72 65 | 61 73 65 73 00 14 43 2e |It decre|ases..C.|
|00000da0| 20 49 74 20 73 74 61 79 | 73 20 74 68 65 20 73 61 | It stay|s the sa|
|00000db0| 6d 65 00 10 44 2e 20 49 | 74 20 64 69 73 61 70 70 |me..D. I|t disapp|
|00000dc0| 65 61 72 73 00 08 61 6e | 73 77 65 72 20 41 00 43 |ears..an|swer A.C|
|00000dd0| 54 36 42 30 35 20 57 68 | 61 74 20 63 61 6e 20 68 |T6B05 Wh|at can h|
|00000de0| 61 70 70 65 6e 20 69 66 | 20 79 6f 75 20 74 75 6e |appen if| you tun|
|00000df0| 65 20 61 20 66 65 72 72 | 69 74 65 2d 63 6f 72 65 |e a ferr|ite-core|
|00000e00| 20 63 6f 69 6c 20 77 69 | 74 68 20 61 20 6d 65 74 | coil wi|th a met|
|00000e10| 61 6c 20 05 74 6f 6f 6c | 3f 00 41 41 2e 20 54 68 |al .tool|?.AA. Th|
|00000e20| 65 20 6d 65 74 61 6c 20 | 74 6f 6f 6c 20 63 61 6e |e metal |tool can|
|00000e30| 20 63 68 61 6e 67 65 20 | 74 68 65 20 63 6f 69 6c | change |the coil|
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+--------+-------------------------+-------------------------+--------+--------+