Mechanical Engineering : Thermodynamics QUESTIONS AND ANSWERS :: part5 : 21 to 25
Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
21.The first law of thermodynamics is the law of |
| conservation of mass |
| conservation of energy |
| conservation of momentum |
| conservation of heat |
| conservation of temperature. |
22.A perpetual motion machine is |
| a thermodynamic machine |
| a non-thermodynamic machine |
| a hypothetical machine |
| a hypothetical machine whose operation would violate the laws of thermodynamics |
| an inefficient machine. |
23.Calorie is a measure of |
| specific heat |
| quantity of heat |
| thermal capacity |
| entropy |
| work. |
24.The energy of molecular motion appears as |
| heat |
| potential energy |
| surface tension |
| friction |
| increase in pressure. |
More Thermodynamics QUESTIONS AND ANSWERS available in next pages
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