A.kcal/hr
B.kcal/m/hr
C.kcal/m2/hr/?C
D.None of the above
Related Mcqs:
- A dimensionless heat transfer coefficient which gives a measure of the ratio of the heat transfer rate to the rate at which heat would be conducted within the fluid under a temperature gradient is known as
- The face temperatures of a flat wall are 650?C and 450?C respectively and the thermal conductivity of wall material is 0.30 kcal/m-hr-?C. For a wall thickness of 20 cm, the rate of heat conduction per square meter of wall area will be
- Specific heat of vaporization of water is_______________??
- The ratio of heat transfer coefficient to the flow of heat per unit temperature rise due to the velocity of the fluid is known as
- In which of the following heat exchange process, the value of overall heat transfer coefficient will be highest?
- For all gases other than monoatomic gases the molal heat capacity at constant-volume is
- A sphere of radius 40 cm is lagged to a radius of 50 cm. The temperatures of outer and inner surfaces are 66?C and 235?C respectively. Thermal conductivity of logging per cm thickness is 0.7 kcal/m-hr?C. The rate of heat leakage will be
- The heating value of petrol is
- The surface temperatures of a flat wall are 650?C and 450?C respectively and the thermal conductivity of the wall material is 0.30 kcal/m-hr-?C. The heat flux for a wall of 20 cm thickness will be
- The heat removed capacity of a one ton refrigerator is
