MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Welding knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A welding torch is mainly used for mixing and burning the gases in the desired proportions. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
A flashback is a condition in gas welding, when the pure methane gas is used as fuel gas instead of acetylene. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
In gas welding, the hoses are mainly used for making the connection between gas torch and regulators. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
A_FLASHBACK_IS_A_CONDITION_IN_GAS_WELDING,_WHEN_THE_PURE_METHANE_GAS_IS_USED_AS_FUEL_GAS_INSTEAD_OF_ACETYLENE.?$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 5. |
A_welding_torch_is_mainly_used_for_mixing_and_burning_the_gases_in_the_desired_proportions.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
In gas welding, the hoses are mainly used for making the connection between gas torch and regulators? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
Single stage gas regulator cannot be used in cold weather for regulating the acetylene or oxygen gas. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
Acetylene is a non-toxic gas which can be kept or stored in a cylinder at any pressure. |
| A. | True |
| B. | False |
| Answer» C. | |
| 9. |
Gas welding is mainly suited for welding of thin sheets, small diameter pipes and tubes. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 10. |
Acetylene is a blue color gas which mixed with oxygen to produce a hot flame. |
| A. | True |
| B. | False |
| Answer» C. | |
| 11. |
Acetylene is a hydrocarbon which molecule is made up of two carbon atoms and four hydrogen atoms. |
| A. | True |
| B. | False |
| Answer» C. | |
| 12. |
In gas welding, the joint can be made even much stronger than the original. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 13. |
Which of the following types of fuel gas is commonly used in gas welding? |
| A. | Biogas |
| B. | Coal gas |
| C. | Acetylene |
| D. | Methane |
| Answer» D. Methane | |