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A house is air conditioned using solar energy. Solar radiation heats a pressurized tank such that the temperature is maintained at 175oC. 1500 kJ must be extracted from the house to maintain the temperature at 24oC when the ambient temperature is 33oC.
Determine the minimum amount of heat that must be extracted from the tank of water by any device built to accomplish the required cooling of the house
A 2kg piece of copper at 200oC is taken out of a furnace and is allowed to cool in air with an ambient temperature of 25oC. Calculate the entropy change in the universe as a result of this process. The Cp of copper is 0.38 kJ/kg K.
Q. Explain the Purity Tests of sesame oil? Purity tests for oils/fats would include analyzing the samples for the presence of sesame oil, cottonseed oil, linseed oil, argemone
Q. What is Line graphs? The points on a line graph symbolize the intersection of data for two variables. The independent variable is contrived on the horizontal axis. The depen
why is hcl used in acid radical
write a short note on cyclic voltametry
What property command to water soluble vitamins permits water solubility Ans) Because of 1]OH bond between them 2] polar componets 3] Availibility of in nature
How are the following sole produced (a) Sulphur sol (b) Collodion
DEGREE OF HARDNESS: The degree of hardness of water is conveniently expressed in terms of equivalent amount of CaCO 3 . Although hardness of water is never present in th
90ml of an unknown concentrated chlorine was diluted with 2250l of water.The dilution now is 0.08mg/l. what is the initial concentration of the chlorine before dilution?
1. The feed to an ammonia synthesis reactor is 25% (lbmole) nitrogen with the balance hydrogen. The flow rate is 3000 kg/h at 65°C and 95 bar. Calculate the flow rate of nitrogen
Alf3 dot structure
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