MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What happens to the capacitance when a dielectric material is inserted between the plates of a parallel plate capacitor? |
| A. | Capacitance decreases |
| B. | Capacitance remains same |
| C. | Capacitance increases |
| D. | Depends upon the material of the dielectric |
| Answer» D. Depends upon the material of the dielectric | |
| 2. |
The total capacitance of capacitors connected in parallel is given by _____ |
| A. | product of the individual capacitors in parallel |
| B. | sum of all the individual capacitors in parallel |
| C. | sum of their reciprocals |
| D. | product of their reciprocals |
| Answer» C. sum of their reciprocals | |
| 3. |
What is the value of capacitance of a capacitor if it has a charge of 9C and voltage of 5V? |
| A. | 1.8F |
| B. | 45F |
| C. | 4.5F |
| D. | 8.1F |
| Answer» B. 45F | |
| 4. |
When n capacitors are connected in series the total capacitance(C) of the combination is given by ______ |
| A. | C=C<sub>1</sub>+C<sub>2</sub>+C<sub>3</sub>+C<sub>4</sub>+ ..+C<sub>n</sub> |
| B. | C=C<sub>1</sub>*C<sub>2</sub>*C<sub>3</sub>*C<sub>4</sub>* ..*C<sub>n</sub> |
| C. | ( frac {1}{C} = frac {1}{C_1} + frac {1}{C_2} + frac {1}{C_3} + . + frac {1}{C_n} ) |
| D. | C= ( frac {(C_1+C_2+C_3+C_4+ +C_n)}{n} ) |
| Answer» D. C= ( frac {(C_1+C_2+C_3+C_4+ +C_n)}{n} ) | |
| 5. |
What is the dimensional formula of capacitance of a capacitor? |
| A. | M<sup>1</sup>L<sup>2</sup>T<sup>-4</sup>I<sup>-2</sup> |
| B. | M<sup>-1</sup>L<sup>-2</sup>T<sup>4</sup>I<sup>2</sup> |
| C. | M<sup>-1</sup>L<sup>-2</sup>T<sup>6</sup> |
| D. | M<sup>-2</sup>L<sup>2</sup>T<sup>4</sup> |
| Answer» C. M<sup>-1</sup>L<sup>-2</sup>T<sup>6</sup> | |