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Question -8 The petrol used for petrol engine contain, 84% carbon and 16% hydrogen. The air supplied is 80 % of that theoretically required for complete combustion. Assuming that all hydrogen is burnt, and that carbon burns partly to CO and partly to CO2 without any free carbon , find the volumetric analysis of dry exhaust gas.
What are the units commonly used in occupational exposure limits for quantifying the concentration of dust particles, vapours or gases and fibres? What does LD 50 mean in Industrial Toxicology
Two separate metal blocks of thickness d and 2d are kept at constant temperature T0 at the top anda constant heat flux q0 is provided at the bottom. Draw the steady state temperature profile for eachof the blocks.
A lime-soda softening plant treats a flow of 150 MGD, and the water has 86mg/l Ca2+, 35 mg/L Mg2+, 299 mg/L HCO3- and 6mg/l CO2. The commercial grade of quicklime has a purity of 85% and the soda ash has a purity of 95%. Determine the pounds of qu..
question 1a discuss in details on five types of health effects related to exposure to hazardous substances encountered
A fermentation reactor is charged with a sterile feed of growth media at 35 °C and inoculated with a batch of microorganisms. The batch is allowed to grow for 10 days. During the growth period the temperature is maintained at 37 °C by circulating ..
What mass of propane must be burned to furnish this amount of energy assuming the heat transfer process is 60.% efficient?
Handling operations for solid/powder substances are often a source of dust generation and are a source of exposure to hazardous substances in industries. Describe in details the measures that can be taken to prevent exposure during the following s..
One type of commercial smoke detector contains a minute amount of radioactive americium-241 (241Am), which decays by -particle production.
Determine the membrane area needed. Given: Membrane properties and mass transfer information - Develop a process schematic
__________ is the response curve for a step input signal from a reactor. 1. S-curve 2. C-curve
A continuous distillation unit, consisting of a perforated-tray column together with a partial reboiler and a total condenser, is to be designed to operate at atmospheric pressure to separate ethanol and water. The feed, which is introduced into t..
When dilute nitric acid was added to a solution of one of the following chemicals, a gas was evolved, This gas turned a drop of limewater, Ca(OH)2, cloudy, due to the formation of a white precipitate. The chemical was
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