1.817

2512

4.187

None of these

**An open system is one in which****The total strain energy stored in a body is termed a****The area under the temperature-entropy curve (T - s curve) of any thermodynamic process represents****The percentage reduction in area of a cast iron specimen during tensile test would be of the order of****When a body is subjected to a direct tensile stress (σx) in one plane accompanied by a simple shear…****The value of specific heat at constant pressure (cp) is __________ that of at constant volume (cv).****Charles' law states that all perfect gases change in volume by __________ of its original volume at…****When the expansion or compression takes place according to the law pvn = C, the process is known as****Relation between cp and cv is given by (where cp = Specific heat at constant pressure, cv = Specific…****According to First law of thermodynamics,****The deformation per unit length is called****One kilowatt is equal to****A boiler shell 200 cm diameter and plate thickness 1.5 cm is subjected to internal pressure of 1.5 MN/m,…****Workdone during adiabatic expansion is given by (where p1 v1, T1 = Pressure, volume and temperature…****A thin mild steel wire is loaded by adding loads in equal increments till it breaks. The extensions…****The gas turbine cycle with regenerator improves****The pressure exerted by an ideal gas is ________ of the kinetic energy of all the molecules contained…****A cube subjected to three mutually perpendicular stress of equal intensity p expenses a volumetric strain****During a tensile test on a specimen of 1 cm cross-section, maximum load observed was 8 tonnes and area…****For the same compression ratio, the efficiency of dual combustion cycle is****For a beam, as shown in the below figure, when the load W is applied in the centre of the beam, the…****The ultimate analysis of coal consists of the determination of the percentage of****A masonry dam may fail due to****The efficiency of Diesel cycle depends upon****A simply supported beam with a gradually varying load from zero at B and w per unit length at A is shown…****In the below figure, the stress corresponding to point D is****Petrol is distilled at****Modular ratio of two materials is the ratio of****Select the correct statement as per Charles' law****The increase in entropy of a system represents**