Engineering Thermodynamics The ratio of specific heat at constant pressure (cp) and specific heat at constant volume (cv) is None of these Equal to one Greater than one Less than one None of these Equal to one Greater than one Less than one ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A gas is compressed in a cylinder by a movable piston to a volume one half its original volume. During the process 300 kJ heat left the gas and internal energy remained same. The work done on gas in Nm will be 300,000 Nm 30 Nm 3000 Nm 300 Nm 300,000 Nm 30 Nm 3000 Nm 300 Nm ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The index of compression ‘n’ tends to reach ratio of specific heats ‘y’ when Process is isentropic Flow is uniform and steady Process is isentropic and specific heat does not change with temperature Process is isothermal Process is isentropic Flow is uniform and steady Process is isentropic and specific heat does not change with temperature Process is isothermal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If the value of n = 0 in the equation pvn = C, then the process is called Constant pressure process Adiabatic process Constant volume process Isothermal process Constant pressure process Adiabatic process Constant volume process Isothermal process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following has the minimum atomic mass? Oxygen Sulphur Nitrogen Carbon Oxygen Sulphur Nitrogen Carbon ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following statement is correct according to Clausis statement of second law of thermodynamics? It is impossible to transfer heat from a body at a lower temperature to a body at a higher temperature, without the aid of an external source. It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature. None of these It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature by using refrigeration cycle. It is impossible to transfer heat from a body at a lower temperature to a body at a higher temperature, without the aid of an external source. It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature. None of these It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature by using refrigeration cycle. ANSWER DOWNLOAD EXAMIANS APP
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