MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The emulsified impurities are found near ____________ |
| A. | Cathode |
| B. | Anode |
| C. | Nowhere |
| D. | At electrolyte site |
| Answer» B. Anode | |
| 2. |
Calculate the value of alpha from the following.
|
| A. | nC=2 |
| B. | 0 |
| C. | 8 |
| D. | 2 |
| E. | 1 |
| Answer» C. 8 | |
| 3. |
Determine the curational capacity of zinc aluminium from the following. |
| A. | Noblular transmission |
| B. | Isotropic mass activation |
| C. | Semi concentric circulation |
| D. | Isobaric transmission |
| Answer» C. Semi concentric circulation | |
| 4. |
What will be the observation when the electrolyte concentration is increased to double times the previous concentration? |
| A. | The Composition increases 4 times |
| B. | The composition increases 2 times |
| C. | The composition increases 8 times |
| D. | The composition does not change |
| Answer» E. | |
| 5. |
What causes an increase in the amount of formation of impurities at a higher rate? |
| A. | Increase in concentration |
| B. | Decrease in concentration |
| C. | Deterioration in the amount of molecules |
| D. | Destruction in the electrode |
| Answer» D. Destruction in the electrode | |
| 6. |
Which of the following is not the characteristic of impurities in electroplating? |
| A. | Are formed near cathode |
| B. | Are mostly noble metals |
| C. | Are formed near anode |
| D. | Increase the strength of solution |
| Answer» B. Are mostly noble metals | |
| 7. |
Under what condition will impurities form under cathode? |
| A. | When temperature exceeds critical temperature |
| B. | When pressure exceeds critical pressure |
| C. | When the amount of electrolyte is increased enormously |
| D. | When water content is increased |
| Answer» C. When the amount of electrolyte is increased enormously | |