MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Thermodynamics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
At critical pressure, value of Hg-Hf isa) twob) onec) zerod) infinity 10.In the Mollier diagram, the constant pressure lines diverge from one another. |
| A. | twob) onec) zerod) infinity 10.In the Mollier diagram, the constant pressure lines diverge from one another.a) true |
| B. | one |
| C. | zero |
| D. | infinity 10.In the Mollier diagram, the constant pressure lines diverge from one another.a) trueb) falseView Answer |
| Answer» D. infinity 10.In the Mollier diagram, the constant pressure lines diverge from one another.a) trueb) falseView Answer | |
| 2. |
Which of the following represents the latent heat of vaporization at a particular pressure. |
| A. | Hf-Hg |
| B. | Hg-Hf |
| C. | Hf+Hg |
| D. | none of the mentioned |
| Answer» C. Hf+Hg | |
| 3. |
The equation which forms the basis of the Mollier diagram is |
| A. | Tds=-dh+vdp |
| B. | Tds=dh+vdp |
| C. | Tds=dh-vdp |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 4. |
AT_CRITICAL_PRESSURE,_VALUE_OF_HG-HF_IS?$ |
| A. | two |
| B. | one |
| C. | zero |
| D. | infinity |
| Answer» D. infinity | |
| 5. |
Which of the following represents the latent heat of vaporization at a particular pressure? |
| A. | Hf-Hg |
| B. | Hg-Hf |
| C. | Hf+Hg |
| D. | none of the mentioned |
| Answer» C. Hf+Hg | |
| 6. |
The temperature at which a liquid boils is very sensitive to pressure but the temperature at which a solid melts is not such a strong function of pressure. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 7. |
The slope of the fusion curve for water is |
| A. | negative |
| B. | positive |
| C. | zero |
| D. | none of the mentioned |
| Answer» B. positive | |
| 8. |
The slopes of sublimation and vaporization curves for all substances are |
| A. | negative |
| B. | positive |
| C. | zero |
| D. | none of the mentioned |
| Answer» C. zero | |
| 9. |
Which of the following curves meet at triple point? |
| A. | fusion curve and vaporization curve |
| B. | fusion curve and sublimation curve |
| C. | vaporization curve and sublimation curve |
| D. | fusion curve and vaporization curve and sublimation curve |
| Answer» E. | |