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This section includes 2 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 has initial potential, kinetic and internal energy 7 J, 10 J and 2x J respectively, if the final kinetic energy, potential energy and internal energy are 5 J, 21 J and x respectively, what is the final internal energy? |
A. | t2 J |
B. | t4 J |
C. | t5 J |
D. | t9 J |
Answer» E. | |
2. |
Ratio of change in internal energy of a substance from 15oC to T and from T to 10oC is 2, what is T? |
A. | t5<sup>o</sup>C |
B. | t15<sup>o</sup>C |
C. | t20<sup>o</sup>C |
D. | t30<sup>o</sup>C |
Answer» B. t15<sup>o</sup>C | |