PRACTICE TEST ANSWERS # 1

[1] 6.2% [2] 1.45% [3] $7000 [4] .8% [5] July 31 [6] January 31 [7] February 12 [8] four [9] 34.5 cents / mile [10] There is none. All wages are subject to medicare tax [11] Form W-5 [12] monthly [13] Friday [14] August 15 [15] Form 8109 [16] 5% x $1000 = $50.00 [17] $80,400 [18] Total FUTA taxes due by April 30 for first quarter since liability is more than $100 [19] $111.54
[20] a. $4250 x .062 = $263.50
b. $4250 x .0145 = $61.63
c. One withholding allowance-monthly = $241.67
Total allowances = $241.67 x 4 = $966.68
Income subject to withholding = $4250-$966.68 = $3283.32
See Table 4-Monthly Payroll Period
Tax = 15% of the amount in excess of $538 = .15 x ($3283.32- $538) = $411.80
[21] $413 [22] Gross Salary =$15/hr x 40 hours = $600.00 From Tables "Single persons-Weekly Payroll Period" Tax is $90. [23] $200,000 [24] Before December 1 [25] Form SS-4 [26] $8500 [27] a [28] 2.7% [29] 12 [30] four [31] At the end of the month following the end of a calendar quarter. These dates would be April 30, July 31, October 31, and January 31. [32] Form DOL-3C [33] 1.5% [34] $244 [35] Minimum of 9 weeks; maximum of 26 weeks [36] 25 [37] Forms DOL-402 and DOL-402A [38] No [39] Form DOL-620, Employer Quarterly Statement of Benefit Changes [40] Form DOL-800 [41] No [42] False [43] ten [44] employees; labor [45] $100; $1000 [46] misdemeanor [47] 30 [48] d [49] %50 per day [50] a [51] [52] 21 st day after employer has knowledge of injury or death [53] $325 [54] $216.67 [55] 135 [56] $5000

PRACTICE TEST ANSWERS # 2

[1] c Table 250-66 [2] d Table 250-122 [3] d Table 310-13, footnote [4] a Table 8, Chapter 9 [5] c Art 517-160(a)(5)[6] 12 Art 346-12(b)(2) ; Table 346-12(b)(2) [7] T5 & T8 See Ugly's Manual [8] (6-9), (5-8), (4-7), (3- T-3), (2- T-2), (1- T-1) See ugly's manual [9] 75 C Art. 110-14(c)(2) [10] b Art. 100 [11] 24" Table 300-5 [12] b Art. 384-3(f)
[13] Allowable Amps = Table value x Temp. Corr. Factor x fill corr. factor
Table value 3/0 Al, THHN -> 175 Amps
Temp Corr. Factor =0
Ambient temperature is higher than insulation rating. therefore allowable ampacity = 0 Answer = 0 amps
[14] a Table 400-4 SJE is classified as junior hard service cord [15] 17 amps Table 402-5 [16] 2.5 cubic inches Table 370-16(b) [17] Three Art. 220-33 [18] Three Art. 305-6(b) [19] 24 Art. 230-54(c), exception [20] a Art. 230-24(b) [21] d Art. 346-10, exp; Table 346-10 exp. [22] six Art. 364-6(b)(1) [23] two, one Art. 374-7 [24] Art. 422-13 125% x 12KW =15KW [25] 150% x 26 = 39 amps = 40 amps Art. 422-11(e)(3) and 240-6 Answer = a [26] d Table 430-152 is 175% x 2.1 amps = 3.675 -> 4 amps Fuse standards are 1, 3, 6, 10, etc Answer = 6 amps [27] 9000 VA See Table 220-3(a) [28] a Art. 220-3(b)(9), (10) [29] d See Table 220-19 15KW + 1KW for each range = 48KW [30] Neutral harmonic Art. 220-22 FPN No. 2 [31] #4 awg cu See Table 250-66 [32] 10 inches 8 x 1. 25" = 10" [33] d Fla = 21 x 115% = 24.15amp (min) 15HP, 30Amps [34] c FLA = 50 amps x 250% =125 amps Table 430-148 and Table 430-152 [35] b Nameplate Fla = 25 amps x 130% = 32.5 -> 33 amps max Art. 430-34 calls for MAXIMUM [36] a FLA of each motor is 11 + 11+ 11 + 11 + (25% x11) = 46.75 -> 47 amps Lug are 60 C rated #6 cu THWN can only be in the 60 C column = 55 amps [37] d Fla 11 x 175% = 19.25 -> 20 + 11 + 11 + 11 = 53 amps -> 60 amps Next size o.c.p.d. on Art. 240-6 [38] Overcurrent Art. 450-7 [39] c 5KVA / 480 V = 10.42 amps. >9 amps See Art. 450-3(b) 125% x 10.42 = 13.02 amps -> 15 amps [40] b Art. 450-11 [41] a Art. 695-5(b) [42] None of the above. Fuse only answer [43] 5/8" Art. 501-5(c)(3) [44] 100 Art. 514-5(b) [45] c Table 514-2 [46] 5 Art. 513-3(c) [47] a Art. 514-8 [48] Class I Division 2 table 514-2 [49] Voltage, ampere Art. 520-51 [50] 30 Art. 550-23(a) [51] c lots = 24 x 16000 = 384,000 x .24 (demand factor) = 92,160 VA or 92.16 KVA Art. 550-22 [52] 900 Art. 550-12(a) [53] Factory Art. 600-10(c)(2) [54] d FLA = 30.8 x 125% = 38.5 amps -> 39 amps Table 430-150 Art. 430-22 [55] a Multiplier = .63 x 35 = 22.05 amps Art. 630-11(a) [56] c Weld #1 (22 x .91 = 20.02), Weld #2 (25 x .86 = 21.5) Weld #3 (30 x .81 = 24.3) 100% of the two largest and 85% of the next one (21.5 + 24.3) x 100% = 45.8 + (20.02 x 85%) = 62.82 -> 63 amps [57] b 50 x 300% = 150 amps Art. 630-32(a) [58] a Weld #1 (30 x .71 = 21.3) Weld #2 (30 x .71 = 18.9) (21.3) + (18.9 x 60%) = 32.64 amps [59] b Art. 630-12(b) [60] six Art. 630-42(a) [61] a Art. 630-31(b)(3) [62] b Art. 240-3(d) [63] a Art.310- 15(b)(4) [64] a Art. 240-3(b) [65] 1 1/2, 87 1/2 Art. 700-12(a) [66] emergency Art. 700-15 [67] secure Art. 810-14 [68] Front, back Art. 210 -52(e) [69] 125 Art. 450-4(a) [70] c Art. 501-5(a)(4) [71] d Art. 339-3 (b) [72] b Table 300-5 [73] H1-H3, H2-H4, X4-X3, X2-X1 [74] Primary 75, 000 / 480 =156.25amps, Secondary 75,000 / 240 = 312.5amps [75] a 35 amp s Table 400-5(a) use Column A [76] d Art. 400-11 [77] 14KW (12 + 12 + 14 + 14 + 16 + 16 = 84 / 6 = 14 The minimum must be 12KW for any range less than 12KW [78] c Art. 220-16 [79] Art. 220-18 [80] Warehouse = 155,000 x .25 = 38,750 VA (first 12,500 at 100% + the remainding 26,250 x 50% = 13,125 + 12,500 = 25,625 VA) Answer 25,625 [81] 300 amps FLA = 192 x 150% = 288 amps Table 430-150 and 430-152 [82] 5 Art. 364-5 [83] three Art. 336-5(a)(1) [84] FLA = 96 x 400% = 384 amps -> 350 amps o.c. p.d. Art. 430-52(c) exp 2(c) [85] Missing 3 motor starters in series with NO contactor See Ugly's Manual [86] P/E =I (102 x 4 = 408/12 = 34 amps [87] Resistance Total (RT) = 1/(1/r1 +1/r2 +1/r3) = 1/(1/20 + 1/ 30 + 1/60) = 1/(3/60 + 2/60 + 1/60) = 1/(6/60) = 1 x 60/6 = 10 ohms [88] c cross sectional of buss bar = .75" x 3" = 2.25 SQ INCH x 1000 = 2250 amps [89] a [90] a See Ugly's Manual [91] d (138-120/120 =.15) [92] #4 Al FLA =44 x 125% = 55 amps Table 430-148, Art. 430-22, Table 310- 16 75 C column Aluminum [93] Fla 44 x 250% = 110 amps [94] Fla 44 x 125 % = 55 amps overload protection Art. 430-32(a)(1) [95] Fla 44 x 400% = 176 amps -> 175 amps Art. 430-52(c) exp 2(c) [96] Fla 44 x140% = 61.6 amps Can not exceed 140% Do not round up [97] Delta / Wye [98] See Ugly's Manual [99] Primary (H1-H3) Secondary (X1-X4 & X2-X3) [100] Primary (H1-H3) Secondary (X4-X2 & X3-X1)