With increase in temperature, the thermal conductivity of a gas ___________________?

Related Mcqs:

At what value of Prandtl number, conduction is negligible in the turbulent core of a fluid flowing through a heated pipe ?

A. 0.5 B. < 0.5 C. > 0.6 D. < 0.1...

Planck’s distribution law is valid for _____________ bodies?

A. Black B. White C. Coloured D. All A., B. & C....

In Biot number, the characteristic length used is the ratio of the _______________ of the solid?

A. Volume to surface area B. Perimeter to surface area C. Surface area to volume D. Surface area to perimeter...

Prandtl number is given by__________________?

A. CP μ/a B. hD/k C. CP μ/k D. μ/h CP...

Crystal size in a continuous crystalliser depends upon the___________________?

A. Rate of heat transfer B. Degree of turbulence C. Degree of super-saturation D. All A., B. and C...