Thermal conductivity of water at 20°C is of the order of_____________________?

Related Mcqs:

Heat flowing from one side to other depends directly on ___________________?

Pick up the wrong case? A. face area B. time C. thickness D. temperature difference E. thermal conductivity...

Heat conducted througfi unit area and unit thick face per unit time when temperature difference between opposite faces is unity,is called__________________?

A. thermal resistance B. thermal coefficient C. temperature gradient D. thermal conductivity E. heat-transfer...

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...

In regenerator type heat exchanger, heat transfer takes place by___________________?

A. direct mixing of hot and cold fluids B. a complete separation between hot and cold fluids C. flow of hot and cold fluids alternately over a surface D. generation of heat again and again E. indirect transfer...

Depending on the radiating properties, a body will be white when_________________?

A. p = 0, x = 0 and a = 1 B. p=l,T = 0anda = 0 C. p = 0, x = 1 and a = 0 D. x = 0, a + p = 1 E. a = 0, x + p = 1. where a = absorptivity, p = reflectivity, x = … Depending on the radiating properties, a body will be white when_________________?Read More...