In free con-vection heat transfer, Nusselt number is function of________________?

Related Mcqs:

Unit of thermal conductivity in M.K.S. units is ___________________?

A. kcal/kg m2 °C B. kcal-m/hr m2 °C C. kcal/hr m2 °C D. kcal-m/hr °C E. kcal-m/m2 °C...

In heat transfer, conductance equals conductivity (kcal/hr/sqm/°C/cm) divided by ________________?

A. hr (time) B. sqm (area) C. °C (temperature) D. cm (thickness) E. kcal (heat)....

Unit of thermal diffusivity is_________________?

A. m2/hr B. m2/hr°C C. kcal/m2 hr D. kcal/m.hr°C E. kcal/m2 hr°C...

All radiations in a black body are___________________?

A. reflected B. refracted C. transmitted D. absorbed E. partly reflected and partly absorbed...

The amount of radiation mainly depends on___________________?

A. nature of body B. temperature of body C. type of surface of body D. all of the above E. none of the above...