Engineering Thermodynamics The heat and mechanical energies are mutually convertible. This statement was established by Charles None of these Joule Boyle Charles None of these Joule Boyle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat supplied to the gas at constant volume is (where m = Mass of gas, cv = Specific heat at constant volume, cp = Specific heat at constant pressure, T2 - T1 = Rise in temperature, and R = Gas constant) mR (T2 - T1) mcv (T2 - T1) mcp (T2 + T1) mcp (T2 - T1) mR (T2 - T1) mcv (T2 - T1) mcp (T2 + T1) mcp (T2 - T1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Boyle's law i.e. pV = constant is applicable to gases under High range of pressures Steady change of pressures All ranges of pressures Only small range of pressures High range of pressures Steady change of pressures All ranges of pressures Only small range of pressures ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a free expansion process Work done is zero Work done is zero but heat increases Both (A) and (B) above Heat transfer is zero Work done is zero Work done is zero but heat increases Both (A) and (B) above Heat transfer is zero ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an ideal gas turbine plant, it is assumed that the compression and expansion processes are Isothermal Isentropic None of these Polytropic Isothermal Isentropic None of these Polytropic ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An open system is one in which Neither mass nor energy crosses the boundaries of the system Mass crosses the boundary but not the energy Mass does not cross boundaries of the system, though energy may do so Both energy and mass cross the boundaries of the system Neither mass nor energy crosses the boundaries of the system Mass crosses the boundary but not the energy Mass does not cross boundaries of the system, though energy may do so Both energy and mass cross the boundaries of the system ANSWER DOWNLOAD EXAMIANS APP
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