MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A stone is released from a cliff and comes down, what is the change in kinetic energy of stone? |
| A. | Positive |
| B. | Negative |
| C. | Zero |
| D. | Cannot sayView answer |
| Answer» B. Negative | |
| 2. |
What is the specific kinetic energy of a fluid flowing at rate 0.1 m3/s and 1 m diameter pipe? |
| A. | 0.008 J/Kg |
| B. | 0.016 J/Kg |
| C. | 0.028 J/Kg |
| D. | 0.064 J/KgView answer |
| Answer» B. 0.016 J/Kg | |
| 3. |
A_STONE_IS_RELEASED_FROM_A_CLIFF_AND_COMES_DOWN,_WHAT_IS_THE_CHANGE_IN_KINETIC_ENERGY_OF_STONE??$ |
| A. | Positive |
| B. | Negative |
| C. | Zero |
| D. | Cannot say |
| Answer» B. Negative | |
| 4. |
A stone is thrown up with a velocity and comes down, what is the change in kinetic energy of stone? |
| A. | Positive |
| B. | Negative |
| C. | Zero |
| D. | Cannot say |
| Answer» D. Cannot say | |
| 5. |
What is the specific kinetic energy of a fluid flowing at rate 0.1 m3/s and 1 m diameter pipe? |
| A. | 0.008 J/Kg |
| B. | 0.016 J/Kg |
| C. | 0.028 J/Kg |
| D. | 0.064 J/Kg |
| Answer» B. 0.016 J/Kg | |
| 6. |
What is the kinetic energy of an object of mass 2 Kg and velocity 5 m/s? |
| A. | 20 J |
| B. | 25 J |
| C. | 35 J |
| D. | 50 J |
| Answer» C. 35 J | |
| 7. |
What is the kinetic energy of an object of mass 10 Kg moving with velocity 2 m/s? |
| A. | 10 J |
| B. | 20 J |
| C. | 40 J |
| D. | 50 J |
| Answer» C. 40 J | |
| 8. |
A ball is thrown up and someone catches it on the cliff, what is the change in potential energy? |
| A. | Positive |
| B. | Negative |
| C. | Zero |
| D. | Cannot say |
| Answer» B. Negative | |
| 9. |
A fluid is supplied to a cliff 20 m high and comes down by 5 m, what is the change in specific potential energy of fluid? |
| A. | 100 J/Kg |
| B. | 150 J/Kg |
| C. | 200 J/Kg |
| D. | 250 J/Kg |
| Answer» C. 200 J/Kg | |
| 10. |
A fluid in supplied to a cliff 10 m high, what is the change in specific potential energy of fluid? |
| A. | 10 J/Kg |
| B. | 100 J/Kg |
| C. | 200 J/Kg |
| D. | 500 J/Kg |
| Answer» C. 200 J/Kg | |
| 11. |
What is the change in potential energy of a stone of mass 1 Kg thrown up with a velocity 10 m/s and comes down? |
| A. | 0 |
| B. | 10 J |
| C. | 100 J |
| D. | 500 J |
| Answer» B. 10 J | |
| 12. |
What is the change potential energy of a stone of mass 5 Kg that falls from a cliff 10 m high? |
| A. | 5 J |
| B. | 50 J |
| C. | 500 J |
| D. | 5000 J |
| Answer» D. 5000 J | |