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9- Excess weld metal according to EN ISO 5817, t = 20.0 mm, measured : h = 6.7 mm b = 35.0 mm calculate if : " a) acceptable for Level B b) not acceptable for all levels c) acceptable Level D d) both b & c are correct

9- Excess weld metal according to EN ISO 5817, t = 20.0 mm, measured : h = 6.7 mm b = 35.0 mm calculate if : " a) acceptable for Level B b) not acceptable for all levels c) acceptable Level D d) both b & c are correct

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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tode No. SPECIFIC Part. VT Levels 9 - Excess weld metal according to EN ISO 5817, t = 20.0 mm, measured : h = 6.7 mm b = 35.0 mm calculate if : 3 a) acceptable for Level B b) not acceptable for all levels c) acceptable Level D d) both b & c are correct 10- What the intensity value will reach if the reflective contrast is 144 cd/m² and reflection factor of background equal to 0.45 and reflection factor of imperfection is 0.2 ? a) 1500 b) 1600 c) 1400 d) 1800 11 - Incomplete root penetration according to ISO 5817, t= 16 mm, measured h = 1.6 a) acceptable for Level D b) not acceptable for Level C c) acceptable for Level C d) both a & b are correct 12- What will be the refraction index of glass if the critical angle (before total reflection) is 48.6 degree if the light passes from glass to plastic material ( refraction index of plastic n = 1.2 )? a) in this case total reflection cannot occur b) 1.6 c) 1.3 d) 1
Transcribed Image Text:tode No. SPECIFIC Part. VT Levels 9 - Excess weld metal according to EN ISO 5817, t = 20.0 mm, measured : h = 6.7 mm b = 35.0 mm calculate if : 3 a) acceptable for Level B b) not acceptable for all levels c) acceptable Level D d) both b & c are correct 10- What the intensity value will reach if the reflective contrast is 144 cd/m² and reflection factor of background equal to 0.45 and reflection factor of imperfection is 0.2 ? a) 1500 b) 1600 c) 1400 d) 1800 11 - Incomplete root penetration according to ISO 5817, t= 16 mm, measured h = 1.6 a) acceptable for Level D b) not acceptable for Level C c) acceptable for Level C d) both a & b are correct 12- What will be the refraction index of glass if the critical angle (before total reflection) is 48.6 degree if the light passes from glass to plastic material ( refraction index of plastic n = 1.2 )? a) in this case total reflection cannot occur b) 1.6 c) 1.3 d) 1
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