Prepare for BHEL Artisan (Welder) recruitment examination with official previous years' solved questions across Shielded Metal Arc Welding (SMAW/MMAW), Gas Metal Arc Welding (GMAW/MIG/MAG), Gas Tungsten Arc Welding (GTAW/TIG), Oxy-Acetylene Gas Welding & Flame Cutting, Submerged Arc Welding (SAW), Welding Electrodes & Flux Classification (AWS/IS Codes), Weld Joint Design & Edge Preparation, Metallurgy of Welded Joints & Heat Affected Zone (HAZ), Welding Defects & Remedies, and Non-Destructive Testing (NDT: DPT, MPT, UT, RT).
Marking pattern: +1.00 positive, -0.25 negative (Official BHEL Artisan CBT Scheme).
Which of the following advantages of DC welding is INCORRECT?
In which of the following is straight polarity used?
In AWS welding wire codes classification 'E71T-1', the letter 'T' indicates:
Which type of carbon steel is difficult to weld due to the risk of forming brittle areas?
The electric pressure responsible for the flow of current in a circuit is called:
The imaginary line passing through the weld centre lengthwise is known as:
Which type of electrode is used in the Gas Tungsten Arc Welding (GTAW) process?
In GMAW (Gas Metal Arc Welding), pure $\text{CO}_2$ shielding gas is most commonly used for welding:
Which of the following points is NOT correct about the metal electrode coating used in the shielded metal-arc welding?
Which of the following statements defines the ionisation process in the context of welding?
What is an overlap in welding?
What does 'excessive penetration' refer to in welding?
Why is proper ventilation necessary in Gas Metal Arc Welding (GMAW)?
What is the ideal storage temperature condition for electrodes?
A major advantage of GMAW (Gas Metal Arc Welding) is:
Helium shielding gas is most commonly used for welding:
Which of the following types of butt weld joint is shown in the given figure?
Gas welding is a ________ type of welding method.
Which of the following is NOT a part of the Gas Metal Arc Welding (GMAW) setup?
Which of the following welding defects appears when the molten metal from the electrode flows over the parent metal surface without fusing into it?
Which of the following is NOT a type of triangle based on sides?
The mode of heat transfer between solid and fluid is primarily
What is the main purpose of a drafter in engineering drawing?
Which of the following options best describes the relationship of engineering drawing to other technical drawing types?
A force of 30 kg is required to pull a weight of 300 kg on a horizontal plane. Determine the value of coefficient of friction.