1951Mechanical EngineeringMedium
The unit of Stefan Boltzmann constant is ________?
Awatt2/cm °K4
Bwatt/cm2 °K
Cwatt/cm2 °K2
Dwatt/cm2 °K4
Ewatt/cm4 °K
Correct answer
D. watt/cm2 °K4
Explanation
The correct answer is watt/cm2 °K4.
Correct answer
D. watt/cm2 °K4
Explanation
The correct answer is watt/cm2 °K4.
Cross head and guides form a ________?
“Open pairs are those which have________?
According to fan laws, for the fans having constant wheel diameters, the power demand varies________?
In a forced vortex, the velocity of flow everywhere within the fluid is________?
In heat exchangers, degree of approach is defined as the difference between temperatures of________?
Queuing theory is associated with ________?