MCQOPTIONS
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MCQOPTIONS
This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is used in electro optic modulators? |
| A. | Lithium tantalite |
| B. | Barium sodium niobate |
| C. | Lithium niobate |
| D. | Lithium sodium niobate |
| Answer» D. Lithium sodium niobate | |
| 2. |
Which of the following is used to modify the optical properties of a material system? |
| A. | Electricity |
| B. | Magnetic field |
| C. | Pressure |
| D. | Light |
| Answer» E. | |
| 3. |
WHICH_OF_THE_FOLLOWING_IS_USED_IN_ELECTRO_OPTIC_MODULATORS??$ |
| A. | Lithium tantalite |
| B. | Barium sodium niobate |
| C. | Lithium niobate |
| D. | Lithium sodium niobate |
| Answer» D. Lithium sodium niobate | |
| 4. |
Find the odd one out? |
| A. | Frequency mixing |
| B. | Second-harmonic generation |
| C. | Optical mixing |
| D. | Raman and Rayleigh scattering |
| Answer» B. Second-harmonic generation | |
| 5. |
Which of the following is used to modify the optical properties of a material system? |
| A. | Electricity |
| B. | Magnetic field |
| C. | Pressure |
| D. | Light |
| Answer» E. | |
| 6. |
Nano-particles exhibit super plastic behaviour. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
Which method can be used to prepare iron nitriles nano-crystals using ammonia gas? |
| A. | Pulsed laser deposition |
| B. | Sol-gel technique |
| C. | Electro-deposition |
| D. | Mechanical crushing |
| Answer» E. | |
| 8. |
Which of the following is used to make both nano-particles and nano-powders? |
| A. | Chemical vapour deposition |
| B. | Sol-gel technique |
| C. | Plasma arching |
| D. | Electro deposition |
| Answer» C. Plasma arching | |
| 9. |
Which of the following methods can be used to produce nano-powders of oxides? |
| A. | Plasma arching |
| B. | Sol-gel technique |
| C. | Chemical vapour deposition |
| D. | Mechanical crushing |
| Answer» D. Mechanical crushing | |
| 10. |
Which of the following uses radio frequency to produce nano-particles? |
| A. | Plasma arching |
| B. | Chemical vapour deposition |
| C. | Sol-gel technique |
| D. | Electro deposition |
| Answer» B. Chemical vapour deposition | |
| 11. |
In which of the following the atoms do not move from each other? |
| A. | Shape memory alloys |
| B. | Nano materials |
| C. | Dielectrics |
| D. | Static materials |
| Answer» C. Dielectrics | |