MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which among the following cannot be the charge of a charged body? |
| A. | 4.8*10-14 Coulomb |
| B. | 6.4*10-15 Coulomb |
| C. | 5*10-14 Coulomb |
| D. | 3.2*10-10 Coulomb |
| Answer» D. 3.2*10-10 Coulomb | |
| 2. |
Two equally charged spheres attract each other. Now if they touch each other then they will _____ |
| A. | Attract each other with the same amount of force |
| B. | Repel each other |
| C. | Attract each other with less amount of force |
| D. | Don’t attract or repel |
| Answer» E. | |
| 3. |
Number of electrons in 1 Coulomb charge is _________ |
| A. | 6.25*1021 |
| B. | 6.25*1020 |
| C. | 6.25*1025 |
| D. | 6.25*1023 |
| Answer» B. 6.25*1020 | |
| 4. |
1 Coulomb = ________ Electro Static Unit. |
| A. | 3*109 |
| B. | 3*108 |
| C. | 1.602*10-19 |
| D. | 2*109 |
| Answer» B. 3*108 | |
| 5. |
Gold-leaf electroscope can be used _______ |
| A. | Only to detect the presence of charge |
| B. | To detect the presence of charge as well as its nature (positive or negative) |
| C. | To measure the surface charge density |
| D. | To measure current |
| E. | To measure the surface charge densityd) To measure current |
| Answer» C. To measure the surface charge density | |
| 6. |
Dr. Gilbert tried to hold a brass rod by hand and induce static electricity in it by friction. Why did he fail? |
| A. | Static electricity is induced only on insulators while brass is conducting |
| B. | The induced static charge flew through his hand and body to the ground |
| C. | The static charge was not produced at all |
| D. | It is not possible to induce static electricity by friction |
| Answer» C. The static charge was not produced at all | |
| 7. |
What happens to the plates of the apparatus if we measure alternating charge using a Gold-leaf oscilloscope? |
| A. | It doesn’t diverge at all |
| B. | It diverges momentarily |
| C. | The plates give a proper divergence |
| D. | The degree of divergence increases and decreases repeatedly |
| Answer» D. The degree of divergence increases and decreases repeatedly | |
| 8. |
Why is gold used in the Gold-leaf electroscope? |
| A. | Gold is easily available in nature |
| B. | Gold is malleable |
| C. | Gold is conducting in nature |
| D. | Gold is cheap |
| Answer» C. Gold is conducting in nature | |
| 9. |
If an object is positively charged, theoretically the mass of the object ______ |
| A. | Increases slightly by a factor of 9.11*10-31 kg |
| B. | Decreases slightly by a factor of 9.11*10-31 kg |
| C. | Remains the same |
| D. | May increase or decrease |
| Answer» C. Remains the same | |
| 10. |
The attraction is the real proof of an object being charged. |
| A. | True |
| B. | False |
| Answer» C. | |