A tri-atomic molecule consists of __________ atoms.

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1. The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio)
2. A definite area or a space where some thermodynamic process takes place is known as
3. The compression ratio for petrol engines is
4. Volumetric strain for a rectangular specimen of length l, breadth b and thickness t subjected to a pull…
5. The gas constant (R) is equal to the
6. The efficiency of a Carnot engine depends on
7. The state of a substance whose evaporation from its liquid state is complete, is known as
8. The stress induced in a body due to suddenly applied load compared to when it is applied gradually is
9. A close cycle gas turbine gives __________ efficiency as compared to an open cycle gas turbine.
10. The maximum stress produced in a bar of tapering section is at
11. Carnot cycle consists of
12. The rivets are used for __________ fastenings.
13. Modulus of rigidity is defined as the ratio of
14. Workdone during adiabatic expansion is given by (where p1 v1, T1 = Pressure, volume and temperature…
15. The state of stress at a point in a loaded member is shown in the below figure. The magnitude of maximum…
16. The amount of heat required to raise the temperature of 1 kg of water through one Kelvin is called
17. The total elongation produced in a bar of uniform section hanging vertically downwards due to its own…
18. The materials which exhibit the same elastic properties in all directions are called
19. When a perfect gas is expanded through an aperture of minute dimensions, the process is known as
20. A bar of copper and steel form a composite system, which is heated to a temperature of 40°C. The…
21. The mass of carbon per kg of flue gas is given by
22. According to Avogadro's law, the density of any two gases is __________ their molecular masses, if the…
23. A column of length (l) with both ends fixed may be considered as equivalent to a column of length __________…
24. Which is the false statement about true stress strain method?
25. The general law for the expansion or compression of gases, is
26. Which of the following has the minimum atomic mass?
27. The efficiency of Joule cycle is
28. The heat supplied to the gas at constant volume is (where m = Mass of gas, cv = Specific heat at constant…
29. The tensile strength of the welded joint for double fillet is (where s = Leg or size of the weld, l…
30. The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume…

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