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

Related Mcqs:

Heat transfer takes place as per ________________?

A. zeroth law of thermodynamics B. first law of thermodynamic C. second law of the thermodynamics D. Kirchoff’s law E. Stefan’s law...

Metals are good conductors of heat because________________?

A. their atoms collide frequently B. their atoms-are relatively far apart C. they contain free electrons D. they have high density E. all of the above...

Film coefficient is defined as Inside diameter of tube________________?

A. Equivalent thickness of film B. Thermal conductivity Equivalent thickness of film Specific heat x Viscocity C. Thermal conductivity Molecular diffusivity of momentum Thermal diffusivity D. Film coefficient x Inside diameter Thermalconductivity E. none of the above...

Joule sec is the unit of_________________?

A. universal gas constant B. kinematic viscosity C. thermal conductivity D. Planck’s constant E. none of the above...

Planck’s law holds good for________________?

A. black bodies B. polished bodies C. all coloured bodies D. all of the above E. none of the above...