MCQOPTIONS
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MCQOPTIONS
This section includes 8 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. |
The piezoelectric strain can be shown as ___________ |
| A. | de<sub>ik</sub>/dZ |
| B. | de<sub>ik</sub>/d |
| C. | de<sub>ik</sub>/dE<sub>i</sub> |
| D. | de<sub>ik</sub>/d |
| Answer» D. de<sub>ik</sub>/d | |
| 2. |
Which of the following is the correct expression for Piezoelectric effect? |
| A. | P = Zd + E |
| B. | P = Zd + <sub>o</sub>E |
| C. | P = Zd + <sub>o</sub> E |
| D. | P = Zd + d <sub>o</sub> E |
| Answer» D. P = Zd + d <sub>o</sub> E | |
| 3. |
Piezoelectric effect is ___________ |
| A. | Isotropic |
| B. | Anisotropic |
| C. | Large in Magnitude |
| D. | Dominating |
| Answer» C. Large in Magnitude | |
| 4. |
No regular cubic lattice can exhibit piezoelectricity. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
Piezoelectricity is shown by substances which are ___________ |
| A. | Polar |
| B. | Non-polar |
| C. | Symmetric |
| D. | Asymmetric |
| Answer» E. | |
| 6. |
The piezoelectric materials used for converting energy are called as ___________ |
| A. | Transition Devices |
| B. | Converter |
| C. | Dielectric |
| D. | Transducer |
| Answer» E. | |
| 7. |
All Piezoelectric materials are Ferroelectric. |
| A. | True |
| B. | False |
| Answer» C. | |
| 8. |
Piezoelectric effect is when materials produce electric charges when ____________ |
| A. | Voltage is applied |
| B. | Mechanical Stress is applied |
| C. | Electric field is applied |
| D. | Magnetic field is applied |
| Answer» C. Electric field is applied | |