McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Manufacturing Engineering .
Chapters
| 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 | |
| 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 | |
| 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 | |
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