Chapter: Inspection and Testing
101.

Which of the following defects occur due to scattering of metal around the vicinity of weld?

A. Under cut
B. Spatter
C. Cracking in weld metal
D. Cold cracking
Answer» B. Spatter
102.

Which of the following defects occur due to incorrect welding techniques?

A. Under cut
B. Hot cracking
C. Cracking in weld metal
D. Cold cracking
Answer» C. Cracking in weld metal
103.

Which of the following defect is influenced by sulphur and carbon content of weld metals?

A. Under cut
B. Hot cracking
C. Cracking in weld metal
D. Cold cracking
Answer» B. Hot cracking
104.

The depth up to which the filler material is mixed up with base metal is called as?

A. Deposition
B. Reinforcement
C. Penetration
D. Fusion depth
Answer» C. Penetration
105.

The raised portion from the parent metal in welding is known as?

A. Deposition
B. Fusion depth
C. Penetration
D. Reinforcement
Answer» D. Reinforcement
106.

Penetrants of which colour are not used?

A. Red
B. Blue
C. Green
D. Yellow
Answer» A. Red
107.

Which of the following defect is not detected by dye penetrant test?

A. Non-metallic inclusions
B. Leaks
C. Cracks
D. Forging defects
Answer» A. Non-metallic inclusions
108.

Which of the following materials can be tested using magnetic particle testing?

A. Brass
B. Steel
C. Bronze
D. Solder
Answer» B. Steel
109.

Magnetic particles with fluorescent coating are seen under which light?

A. White light
B. Infrared light
C. Black light
D. Ultraviolet light
Answer» D. Ultraviolet light
110.

Eddy currents are not used for the measure of which of the following properties?

A. Electrical conductivity
B. Magnetic resistivity
C. Hardness
D. Grain size
Answer» B. Magnetic resistivity
111.

Eddy current inspection method cannot be detect which of the following defect?

A. Laps
B. Seams
C. Voids
D. Surface crack
Answer» D. Surface crack
112.

In which of the following materials, ultrasonic testing cannot be used?

A. Plastics
B. Ceramics
C. Non-ferrous objects
D. Ferrous object
Answer» D. Ferrous object
113.

Ultrasonic testing is a portable process.

A. True
B. False
C. all
D. none
Answer» A. True
114.

Charpy test is not a type of impact test.

A. True
B. False
C. all
D. none
Answer» B. False
115.

Which ofthe following non destructive testing is used to detect change incomposition of any material?

A. Liquid penetration test
B. Ultrasonic test
C. Eddy current test
D. Radiography
Answer» D. Radiography
Chapter: Surface Preparation, FInishing and Coating Methods
116.

Which of the following is not a type of protective coating?

A. Metallic
B. Non-metallic
C. Organic
D. Inorganic
Answer» B. Non-metallic
117.

An example of an anodic coating is _____

A. Zinc
B. Copper
C. Nickel
D. Chromium
Answer» A. Zinc
118.

Which common application do anodizing and galvanizing serve?

A. Corrosion resistance
B. Improved surface
C. Zinc coating
D. Increased strength
Answer» A. Corrosion resistance
119.

Which of the following is/are surface preparation methods?

A. sand blasting
B. ball blasting
C. both
D. none
Answer» C. both
120.

Which of the following is/are surface finishing methods?

A. grinding
B. brushing
C. both
D. none
Answer» C. both
121.

When the surface has complex shapes, the abrasive cleaning can be done or not?

A. yes
B. No
C. all
D. none
Answer» B. No
122.

Method include in the surface finishing is

A. Cleaning
B. Grinding
C. Machining
D. All of them
Answer» B. Grinding
123.

Which of the method is not a surface cleaning method

A. Mechanical cleaning method
B. Electrical cleaning method
C. Abrasive cleaning method
D. Thermal cleaning method
Answer» B. Electrical cleaning method
124.

During thermal cleaning method which flame will be used to clean parts

A. Hydrogen flame
B. Oxy-acetylene flame
C. A & B both
D. None of them
Answer» B. Oxy-acetylene flame
125.

In surface coating which method is of spray panting

A. Air spray
B. Airless spray
C. Electrostatic spray
D. All of them
Answer» D. All of them
126.

Compressed air passed through the atomizer nozzle in

A. Air spray gun
B. Airless spray gun
C. Electrostatic spray gun
D. All of them
Answer» A. Air spray gun
127.

Degree of atomization is better in

A. Air spray painting
B. Airless spray painting
C. all
D. none
Answer» B. Airless spray painting
128.

During the blasting method pressure range used for ferrous metals is

A. 0.4 KPa to 0.7 MPa
B. 0.4 MPa to 0.7 MPa
C. 70 KPa to 0.4 MPa
D. 0.4 KPa to 0.7 kPa
Answer» B. 0.4 MPa to 0.7 MPa
129.

During the blasting method pressure range used for Non-ferrous metals is

A. 0.4 KPa to 0.7 MPa
B. 0.4 MPa to 0.7 MPa
C. 70 KPa to 0.4 MPa
D. 0.4 KPa to 0.7 kPa
Answer» C. 70 KPa to 0.4 MPa
130.

With the help of brushing ____ weld surface can be finished

A. Internal only
B. External only
C. A & B both
D. none
Answer» C. A & B both
Chapter: Installation, Erection and Commissioning
131.

Which of the following is/are surface fabricated structures?

A. bridge
B. pressure vessels
C. both
D. none
Answer» C. both
132.

The process offilling the slurry between the base of machine bed plate and foundation is known as

A. filling
B. pouring
C. fixing
D. grouting
Answer» D. grouting
133.

For constructing building and bridge fabrication and erection of structural steel codes are prepared by

A. BIS
B. IS
C. AISC
D. All of them
Answer» C. AISC
134.

Full form of AISC is

A. American Inspection Of steel Construction
B. American Institute of Structural Construction
C. American Institute of Steel Construction
D. An Indian Institute of Steel Construction
Answer» C. American Institute of Steel Construction
135.

In India in large numbers of steel plants, oil refineries and fertilizer plants for vertical tanks and hortoneshere fabricated using ____ material

A. Cast iron
B. Mild Steel
C. A & B both
D. None of these
Answer» B. Mild Steel
136.

In erection, the thickness of the bottom plate is kept ___ to the thickness of fillet size

A. Half
B. Equal
C. Double
D. 1.5 times
Answer» B. Equal
137.

The concrete mixture of more strength is prepared by mixing cement, sand and gravel in proportion of

A. 1 : 3 : 6
B. 1 :2 : 4
C. 1 : 5 : 3
D. 1 : 3 : 5
Answer» C. 1 : 5 : 3
138.

The concrete mixture of Poor strength is prepared by mixing cement, sand and gravel in proportion of

A. 1 : 3 : 6
B. 1 :2 : 4
C. 1 : 5 : 3
D. 1 : 3 : 5
Answer» A. 1 : 3 : 6
139.

The mixture of 1 : 3 :5 is found suitable for construction foundation for a

A. Boiler
B. Centrifugal pump
C. Pipe
D. All of these
Answer» B. Centrifugal pump
140.

For engine, compressor and pump which type of foundation are used

A. Box type foundation
B. Block type foundation
C. Frame type foundation
D. Round type foundation
Answer» B. Block type foundation
141.

Advantage of frame type foundation is

A. It occupies less space
B. Foundation materials are saved
C. It is easy to erect machine
D. All of them
Answer» D. All of them
142.

To construct the boiler foundation on weak soil, the concrete

A. Piles and cellular are used
B. Cellular and raft are used
C. Raft and piles are used
D. Raft, pile and cellular are used
Answer» C. Raft and piles are used
143.

The thickness of raft is taken for hard soil is

A. 10 to 50 cm
B. 50 to 90 cm
C. 90 to 120 cm
D. 120 to 150 cm
Answer» C. 90 to 120 cm
144.

The foundation bolt which is most popular for the small and light machine is

A. Hook bolt
B. L Type bolt
C. Ragged foundation bolt
D. Square-headed foundation bolt
Answer» C. Ragged foundation bolt
145.

The boiler is heavy but vibration then which type of concrete mixture is their

A. Lean
B. Medium
C. Stronger
D. none
Answer» B. Medium
146.

The work of placing the machine on a foundation and then clamping it by the foundation bolts with the foundation is called

A. Installation
B. Commissioning
C. Erection
D. Fitting
Answer» C. Erection
147.

Which works are involved in erection

A. Fixing and bringing in their position and to align their centres and angles
B. To carry out the machine adjustments
C. To carry out the leveling of the machine
D. All of them
Answer» D. All of them
148.

The equipments used for erection work are

A. Chain pulley block
B. Rope and chain
C. Rollers
D. All of them
Answer» D. All of them
149.

Which is not the main activities for erecting an equipment

A. Designing
B. Measurement
C. Alignment
D. Loading and unloading
Answer» A. Designing
150.

The filling of cement slurry in the space between the machine bed plate and foundation top for the purpose of gripping or holding the machine firmly with the foundation is known as

A. Erection
B. Grouting
C. Installing
D. Alignment
Answer» B. Grouting
151.

Alignment of the equipment is necessarily done in which plane

A. Longitudinal only
B. Transverse only
C. A & B both
D. None of them
Answer» C. A & B both
152.

Which of the factors are not considered for deciding the alignment

A. Designing the machine
B. The type and application of the machine
C. The grade of accuracy is demanded
D. The condition of the machine
Answer» A. Designing the machine
153.

Which of the instrument used to checking of alignment

A. Universal bridge
B. Straight edge
C. Dial indicator
D. All of them
Answer» D. All of them
154.

For a test chart for the lathe machine I.S. code is

A. I.S. 1878
B. I.S. 2200
C. I.S. 2310
D. I.S. 1100
Answer» A. I.S. 1878
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