MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
1 poise = ___________ |
| A. | 10 N sm<sup>-2</sup> |
| B. | 100 N sm<sup>-2</sup> |
| C. | 1/100 N sm<sup>-2</sup> |
| D. | 1/10 N sm<sup>-2</sup> |
| Answer» E. | |
| 2. |
On increasing the temperature, the viscosity of the fluid __________ |
| A. | Decreases |
| B. | Increases |
| C. | Remains constant |
| D. | None of the mentioned |
| Answer» B. Increases | |
| 3. |
The absolute kinematic viscosity is the ratio of __________ |
| A. | Density to absolute viscosity |
| B. | Absolute viscosity to density |
| C. | Kinetic energy to absolute viscosity |
| D. | Absolute viscosity to kinetic energy |
| Answer» C. Kinetic energy to absolute viscosity | |
| 4. |
The Newton s law of viscosity is not applicable to __________ |
| A. | Turbulent flow |
| B. | Laminar flow |
| C. | Streamline flow |
| D. | All of the mentioned |
| Answer» B. Laminar flow | |
| 5. |
The viscosity of a fluid is inversely proportional to the __________ |
| A. | Area of contact of two adjacent layers |
| B. | Distance between two adjacent layers |
| C. | Velocity difference between two adjacent layers |
| D. | None of the mentioned |
| Answer» C. Velocity difference between two adjacent layers | |
| 6. |
The factor on which viscosity depends is __________ |
| A. | Area of contact of two adjacent layers |
| B. | Velocity difference between two adjacent layers |
| C. | The distance between two adjacent layers |
| D. | All of the mentioned |
| Answer» E. | |
| 7. |
According to Newton s law of viscosity, the maximum velocity of flow is at __________ |
| A. | Top of the tube |
| B. | Bottom of the tube |
| C. | Middle of the tube |
| D. | It is same at all the places |
| Answer» D. It is same at all the places | |