Electromagnetic Testing - ECT Q&A

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Answers 1. A 2. B 3. A 4. A 5. C 6. D 7. C 8. C Charlie Chong/ Fion Zhang
Level 1 E.M.C. Examination: Q1. Discontinuities most likely to be found in round bar stock are: a) seams. b) cold shuts. c) grinding crack. d) fatigue crack. Q2. Which of the following is a service defect a) lack of penetration b) undercut c) fatigue crack d) heat treatment crack Q3. Eddy current method can be used to inspect: a) conductors. b) plastics. c) ceramics. d) concrete. Charlie Chong/ Fion Zhang
Page 1 and 2: Electromagnetic Testing - ECT Q&A 2
Page 3 and 4: Charlie Chong/ Fion Zhang
Page 7 and 8: 激发我更加的努力学
Page 11 and 12: 徐汇中学瑰丽激发我
Page 13 and 14: Fion Zhang at Nanjing 2014/December
Page 15 and 16: NRCan- Level I Examination: Charlie
Page 17 and 18: Q4. A term used to define a materia
Page 19: Q6. The alternating current require
Page 23 and 24: Q7. Which of the following eddy cur
Page 25 and 26: Answers 1. A 2. C 3. A 4. A 5. B 6.
Page 27 and 28: Level 2 General Examination: Q1. Wh
Page 29 and 30: Q6. To change radian units, often u
Page 31 and 32: Where: V L = the induced voltage in
Page 33 and 34: Faraday Law Charlie Chong/ Fion Zha
Page 35 and 36: Q5 (d): Explanation Charlie Chong/
Page 37 and 38: Q8 (B): Explanation 8. Which is not
Page 39 and 40: Phase lag is an important parameter
Page 41 and 42: (1/e) 1δ 2δ (1/e) 2 (1/e) 3 3δ F
Page 43 and 44: The phase lag angle is useful for e
Page 45 and 46: Phase lag β = x/δ radian δ = (π
Page 47 and 48: Level 2 E.M.C. Examination: Q1. In
Page 49 and 50: Q7. During measurement of conductiv
Page 51 and 52: Q1 (C - Silver): Explanations Metal
Page 53 and 54: Nickel silver (18%) 5.3 0.00014 150
Page 55 and 56: NRCan-Level III Examination: Charli
Page 57 and 58: Q3. To change radian units, often u
Page 59 and 60: Q7. If testing a material and you h
Page 61 and 62: Answers 1. B 2. D 3. C 4. B 5. C 6.
Page 63 and 64: 3. During measurement of conductivi
Page 65 and 66: 6. An eddy current probe with a 50
Page 67 and 68: 9. Crack detectors normally: a) are
Page 69 and 70: Discussion on the answer on Q6: 8.
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Answers 1. D 2. D 3. A 4. A 5. D 6.
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3. The pickling time will be least
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7. Suitable combinations of two dif
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10. Fracture is a type of material
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13. An advantage of using green san
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18. Care must be taken not to splas
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23. Optimum magnetic particle inspe
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Discussion on Q9: The correct answe
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Discussion on Q11: The correct answ
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Blast Furnace Charlie Chong/ Fion Z
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Discussion on Q21: The correct answ
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The given equation is easy to solve
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Answers 1. B 2. C 3. C 4. D 5. B 6.
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Che Guevara Charlie Chong/ Fion Zha
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Good Luck! Charlie Chong/ Fion Zhan
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