Chemical Engineering - MCQ Practice Questions

In a parallel flow heat exchanger, the temperature approach is minimum at which end?

The Biot number (Bi = hL_c/k) is used to determine which regime of unsteady-state heat conduction?

For laminar flow inside circular tubes, the Nusselt number (Nu) is approximately constant at what value?

A flat plate at 100°C is cooled by air at 25°C. The convection heat transfer coefficient is 50 W/(m²·K). Calculate heat flux if plate area is 2 m².

A condensing steam at 100°C releases latent heat to water inside tubes. This is an example of which type of phase-change heat transfer?