MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A parallel plate capacitor has a plate area of 100 cm2 and is separated by a distance of 20 mm. Find its capacitance. |
| A. | 6.425 10<sup>-12</sup> F |
| B. | 5.425 10<sup>-12</sup> F |
| C. | 4.425 10<sup>-12</sup> F |
| D. | 3.425 10<sup>-12</sup> F |
| Answer» D. 3.425 10<sup>-12</sup> F | |
| 2. |
Find out the correct expression of the capacitance of a parallel plate capacitor where A is the area of the plates, d is the distance between the plates and 0 is the permittivity of the medium. |
| A. | ( frac {A varepsilon_0}{d} ) |
| B. | ( frac {Ad}{ varepsilon_0} ) |
| C. | ( frac {d varepsilon_0}{A} ) |
| D. | A <sub>0</sub>d |
| Answer» B. ( frac {Ad}{ varepsilon_0} ) | |
| 3. |
X is a widely used capacitor which consists of two large plane parallel conducting plates separated by a small distance. Identify X. |
| A. | Spherical capacitor |
| B. | Parallel plate capacitor |
| C. | Cylindrical capacitor |
| D. | Electrolytic capacitor |
| Answer» C. Cylindrical capacitor | |
| 4. |
In the inner region between the two capacitor plates, the electric fields due to the two charged plates are zero. |
| A. | True |
| B. | False |
| Answer» C. | |
| 5. |
What is the net electric field in the outer regions above the upper plate and below the lower plate in a parallel plate capacitor? |
| A. | Maximum |
| B. | Uniform |
| C. | Zero |
| D. | Minimum |
| Answer» D. Minimum | |
| 6. |
Calculate the capacitance of the capacitor, if 1012 electrons are transferred from one conductor to another of a capacitor and a potential difference of 10 V develops between the two conductors. |
| A. | 1.6 10<sup>-7</sup> F |
| B. | 160 10<sup>-8</sup> F |
| C. | 16 10<sup>-8</sup> F |
| D. | 1.6 10<sup>-8</sup> F |
| Answer» E. | |
| 7. |
Identify the factor on which the capacitance of a parallel plate capacitor does not depend. |
| A. | Permeability of the medium between the plates |
| B. | Area of the plates |
| C. | Distance between the plates |
| D. | The permittivity of the medium between the plates |
| Answer» B. Area of the plates | |
| 8. |
How is the electric field between the two plates of a parallel plate capacitor? |
| A. | Zero |
| B. | Uniform |
| C. | Maximum |
| D. | Minimum |
| Answer» C. Maximum | |
| 9. |
Identify the simplest and the most widely used capacitor among the following. |
| A. | Electrolytic capacitor |
| B. | Spherical Capacitor |
| C. | Parallel plate capacitor |
| D. | Cylindrical capacitor |
| Answer» D. Cylindrical capacitor | |