Whenever a system undergoes either a change in state or an energy or mass transfer at a steady state, it is said to undergo

Related MCQs

• When a fluid is passed in steady, flow through a porous plug in a duct under such conditions that heat transfer, kinetic energy change and potential change is negligible, the process is called
• Steady state heat transfer occurs when
• If a system neither exchange mass nor energy with the surroundings, it is known as
• For a closed system, the difference between the heat added to the system and the work done by the system is equal to the change in
• The rate of radiant energy, which is emitted by a surface at any temperature and in small wavelengths is found from the known rate of energy, which under the same conditions would be emitted from a black surface, by multiplying with the absorptivity. Above enunciation is known as
• A liquid flowing through a tube is turbulent. In which case will the maximum change in heat transfer coefficient occur?
• In an isothermal process change in internal energy
• The process in which the change in internal energy of a gas is equal to the work done is known as
• The first law of thermodynamics, for steady flow
• In unsteady state, heat transfer occurs when