MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Superconductors have __________ |
| A. | Almost zero resistivity |
| B. | Very high resistivity |
| C. | Temperature-dependent resistivity |
| D. | Moderate value of resistivity |
| Answer» B. Very high resistivity | |
| 2. |
Insulation breakdown may occur at _______ |
| A. | High temperature |
| B. | Low temperature |
| C. | At any temperature |
| D. | Depends on pressure |
| Answer» B. Low temperature | |
| 3. |
The rubber used in the wheels of aero-plane is _________ |
| A. | Perfect insulator |
| B. | Slightly conducting |
| C. | Can be an insulator or conducting |
| D. | Semiconductor |
| Answer» C. Can be an insulator or conducting | |
| 4. |
A static electricity experiment can be performed properly in any season. The statement is ______ |
| A. | True |
| B. | False |
| Answer» C. | |
| 5. |
The band gap between the valence band and conduction band is the measure of ______ |
| A. | The conductivity of the material |
| B. | The resistivity of the material |
| C. | Charge density |
| D. | Ease of ionization |
| Answer» B. The resistivity of the material | |
| 6. |
Which group among the following is insulator? |
| A. | Silver, copper, gold |
| B. | Paper, glass, cotton |
| C. | The human body, wood, iron |
| D. | Glass, copper, paper |
| Answer» C. The human body, wood, iron | |
| 7. |
Current carrier in conductors is ____ |
| A. | Electron |
| B. | Proton |
| C. | Neutron |
| D. | Positron |
| Answer» B. Proton | |