CWI TEST PART A: WIT Chapter 10에 관한 시험 문제 > CWI 온라인교육

로이드만의 CWI 교육을 진행하고있습니다. 

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1. Visual Inspection is considered fundamental in welding quality control because:

(A) It requires sophisticated equipment

(B) It identifies only subsurface defects

(C) It is the initial step in evaluating the suitability of welds for their intended service

(D) All inspections must be conducted post-welding

2. Which of the following is NOT a method of Nondestructive Testing (NDT) discussed in Chapter 10?

(A) Penetrant Testing (PT)

(B) Magnetic Particle Testing (MT)

(C) Conductivity Testing (CT)

(D) Ultrasonic Testing (UT)

3. The primary limitation of visual inspection mentioned in Chapter 10 is that it:

(A) Is too time-consuming

(B) Requires expensive equipment

(C) Can only reveal discontinuities that are apparent on the surface

(D) Cannot be performed by certified inspectors

4. In Magnetic Particle Testing (MT), what characteristic of ferromagnetic materials is utilized?

(A) Electrical conductivity

(B) Thermal conductivity

(C) Ability to be magnetized

(D) Resistance to corrosion

5. Radiographic Testing (RT) is particularly useful for detecting:

(A) Surface roughness

(B) Subsurface discontinuities

(C) Color variations in metals

(D) Electrical resistance in welds