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. |
What are the dimensions of coefficient of friction? |
| A. | MLT<sup>-2</sup> |
| B. | LT<sup>-1</sup> |
| C. | L |
| D. | It is dimensionless |
| Answer» E. | |
| 2. |
What are the dimensions of a light year? |
| A. | L |
| B. | T |
| C. | LT<sup>-1</sup> |
| D. | M |
| Answer» B. T | |
| 3. |
If the units of length and time are doubled, what will be the factor by which the unit of acceleration will change? |
| A. | 1 |
| B. | 0.25 |
| C. | 0.5 |
| D. | 2 |
| Answer» D. 2 | |
| 4. |
Assuming standard notations, which of the following quantities is dimensionless? |
| A. | v/a |
| B. | P/Fv |
| C. | FE/L |
| D. | V<sup>2</sup>/g |
| Answer» C. FE/L | |
| 5. |
If, v stands for velocity, L for length, T for time and M for mass, what is the value of x in the equation L = (vT/M)x? |
| A. | 3 |
| B. | 2 |
| C. | 1 |
| D. | 0 |
| Answer» E. | |
| 6. |
What is the maximum number of unknowns that can be found through a simple dimensional equation? |
| A. | 6 |
| B. | 5 |
| C. | 3 |
| D. | 2 |
| Answer» D. 2 | |
| 7. |
[MLT-2] matches with the dimensional formula of ____ |
| A. | Force |
| B. | Modulus of elasticity |
| C. | Displacement |
| D. | Strain |
| Answer» B. Modulus of elasticity | |