WebHeat Transfer MCQ Questions & Answers Chemical Engineering. 1. 200 kg of solids (on dry basis) is subjected to a drying process for a period of 5000 seconds. The drying occurs in the constant rate period with the drying rate as, N c = 0.5 × 10 -3 kg/m 2 .s. The initial moisture content of the solid is 0.2 kg moisture/kg dry solid. WebIn the practical production, the plate-fin heat exchangers made of aluminum are used for air separation device, petrochemical device and mechanical power equipment, and their service ranges are as follows: The design temperature is from -200 to 150℃, and the design pressure is from 0 to 0.6MPa.

Multiple-Choice Questions or Objective Type Questions on Heat …

Web11. Steam is to be condensed in a shell and tube heat exchanger, 5 m long with a shell diameter of 1 m. Cooling water is to be used for removing the heat. Heat transfer co … WebIn counter flow heat exchangers. A. Both the fluids at inlet (of heat exchanger where hot fluid enters) are in their coldest state. B. Both the fluids at inlet are in their hottest state. C. Both the fluids at exit are in their hottest state. D. One fluid is in hottest state and other in coldest state at inlet. Answer: Option B imitation in death read online free

(PDF) Performance Evaluation Criteria for Heat Exchangers …

WebHeat transfer co-efficient during nucleate boiling is not influenced by the agitation imparted. In a heat exchanger with steam outside the tubes, a liquid gets heated to 45C, when its … Heat exchanger: A heat exchanger may be defined as the equipment that transfers the heat from hot fluid to cold fluid with maximum rate, minimum investment, and running cost. Effectiveness (ϵ): Effectiveness is the ratio of actual heat transfer rate to the maximum possible heat transfer rate. Web12 de dic. de 2016 · We are familiar with the article Heat Exchanger Applications in Chemical Industry. Now it’s time to test out knowledge on Heat Exchangers through this … imitation in death summary