MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Manufacturing Engineering Questions & Answers Resistance Welding-1 knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following electrode has low electrical conductivity but high strength? |
| A. | Copper chromium alloys |
| B. | Copper cobalt alloys |
| C. | Copper beryllium alloys |
| D. | Copper cadmium alloys |
| Answer» B. Copper cobalt alloys | |
| 2. |
Which of the following electrode has very high electrical conductivity but low strength? |
| A. | Copper chromium alloys |
| B. | Copper cobalt alloys |
| C. | Copper beryllium alloys |
| D. | Copper cadmium alloys |
| Answer» E. | |
| 3. |
If 20 amperes of current is flowing in a wire for 1 minute of time having a resistance of 1000 ohm. Then the amount of heat generated in resistance welding will be (in kilo joules)? |
| A. | 24000 |
| B. | 240000 |
| C. | 24000000 |
| D. | 2400 |
| Answer» B. 240000 | |
| 4. |
In which of the following welding process heat and pressure is applied on the joint but no filler material or flux is added? |
| A. | Arc welding |
| B. | Resistance welding |
| C. | Gas welding |
| D. | Thermite welding |
| Answer» C. Gas welding | |
| 5. |
Which of the following is not used to produce heat during welding? |
| A. | Electric arc |
| B. | Chemical flame |
| C. | Electrical resistance |
| D. | Acetone flame |
| Answer» E. | |