#1
Which of the following is a common welding hazard?
All of the above
ExplanationWelding hazards include fumes, arc radiation, and electrical shock.
#2
What is the purpose of wearing protective clothing during welding?
To prevent burns and injuries
ExplanationProtective clothing safeguards against heat, sparks, and molten metal.
#3
What is the purpose of a welding helmet?
To protect the eyes from harmful UV and infrared radiation
ExplanationWelding helmets shield the eyes from harmful radiation emitted during welding.
#4
Why is it important to inspect welding equipment regularly?
To ensure equipment is properly functioning and safe to use
ExplanationRegular inspections guarantee the safety and functionality of welding equipment.
#5
Which type of welding is commonly used for joining thin sheets of metal?
Gas metal arc welding (GMAW)
ExplanationGas metal arc welding is suitable for thin metal sheets due to its precision.
#6
What type of ventilation should be used in a welding area to prevent exposure to harmful fumes?
Mechanical ventilation
ExplanationMechanical ventilation helps remove welding fumes from the work area.
#7
Which of the following is NOT a recommended safety practice during welding?
Welding in a confined space without ventilation
ExplanationWelding in confined spaces without ventilation poses serious health risks.
#8
What should be done if a fire breaks out during welding?
Use a fire extinguisher appropriate for the type of fire
ExplanationUsing the correct fire extinguisher is crucial for effectively tackling welding-related fires.
#9
Which type of fire extinguisher is suitable for use on electrical fires?
Carbon dioxide extinguisher
ExplanationCarbon dioxide extinguishers are safe and effective for electrical fires.
#10
What is the recommended method for moving cylinders of compressed gas?
Using a cylinder cart or hand truck
ExplanationCylinders should be moved with carts or hand trucks to prevent accidents.
#11
What is the purpose of a welding screen or curtain?
To protect nearby workers from arc radiation
ExplanationWelding screens shield others from harmful welding arc radiation.