MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Thermodynamics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Polytropic specific heat is given by cn=cv( -n)/(1-n) . |
| A. | true |
| B. | false |
| Answer» B. false | |
| 2. |
For entropy change in a polytropic process, which of the following statement is true? |
| A. | when n= , the entropy change becomes zero |
| B. | if p2>p1, for n<= , the entropy of the gas decreases |
| C. | for n> , the entropy of the gas increases |
| D. | all of the mentioned |
| Answer» E. | |
| 3. |
In the equation p(v^n), n is calculated by |
| A. | (logp1 + logp2) / (logv2 + logv1) |
| B. | (logp1 logp2) / (logv2 logv1) |
| C. | (logp1 logp2) / (logv2 + logv1) |
| D. | none of the mentioned |
| Answer» C. (logp1 logp2) / (logv2 + logv1) | |
| 4. |
The maximum and minimum values of is |
| A. | 1.33, 1 |
| B. | 2.00, 1 |
| C. | 1.67, 1 |
| D. | 1.25, 1 |
| Answer» D. 1.25, 1 | |