

MCQOPTIONS
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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 | |