MCQOPTIONS
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MCQOPTIONS
This section includes 361 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 351. |
What is the enthalpy of a mixture having 40% of A with enthalpy 50 J, and 60% of B with enthalpy 25 J? |
| A. | 30 J |
| B. | 35 J |
| C. | 40 J |
| D. | 45 J |
| Answer» C. 40 J | |
| 352. |
15 J is the latent heat for melting of ice, what is the heat of transition from 0°C ice to 15°C water if heat of transition from 0°C water to 15°C water is 10 J? |
| A. | 10 J |
| B. | 15 J |
| C. | 25 J |
| D. | 40 J |
| Answer» D. 40 J | |
| 353. |
What is the work done for an isobaric process? |
| A. | P∆V |
| B. | V∆P |
| C. | PV |
| D. | None of the mentioned |
| Answer» B. V∆P | |
| 354. |
A stone is release 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 | |
| 355. |
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 | |
| 356. |
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 | |
| 357. |
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 | |
| 358. |
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 | |
| 359. |
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 | |
| 360. |
Enthalpy change for the oxidation of 1 mole of a compound at standard condition is |
| A. | Standard Heat of Formation |
| B. | Standard Heat of Reaction |
| C. | Standard Heat of Combustion |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 361. |
Value of the negative of the heat of combustion when the product water is a liquid, is |
| A. | Higher Heating value |
| B. | Lower Heating value |
| C. | Neither Higher nor Lower Heating value |
| D. | None of the mentioned |
| Answer» B. Lower Heating value | |