Chemical Engineering

Q: A flow chart is a. a picture of the activities that take place in a process. b. a tool used to test and implement changes in a process. c. a statistical tool used to determine and control process variations. d. used to indicate relationships between two variables or pairs of data.

Q: Heat exchangers can be used in all the following applications except;a. preheat feed b. condense overhead vapor c. maintain energy balance on a column d. remove impurities from cold water

Q: The principles of continuous quality improvement include all of the following except:a. innovation and improvement of services and products.b. innovation and improvement of processes.c. commitment to quality.d. integration of suppliers and customers into the quality process.e. use of quality toolsf. innovative marketing

Q: List two processes furnaces support;a. b.

Q: 1. Statistical Process Control Charts are used toa. plot quality parameter points from samples taken at different times during a run.b. clearly display data.c. identify upset or out-of-control situations.d. identify process adjustments and responses.e. all the above

Q: Furnace mechanical draft comes in four designs; List them!a. b. c. d.

Q: List the types of problems a fired heater typically encounters;a. b. c. d.

Q: The Resource Conservation and Recovery Act (RCRA) was enacted as Public Law in 1976. The purpose of RCRA is to protect human health and the environment. A secondary goal is to conserve our natural resources. RCRA completes this goal by regulating all aspects of hazardous waste management; generation, storage, treatment, and disposal. This concept is referred to as ____________. a. Cradle to Graveb. RCRAc. Best Available Technologyd. CERCLA

Q: Furnaces are classified as;a. direct fired b. box or A-frame c. indirect fired d. a & c

Q: The contamination of the air especially by industrial waste gases, fuel exhausts, or smoke.a. community-right-to-knowb. air pollutionc. water pollutiond. solid waste

Q: Steam Generators, commonly called boilers, are used by industrial manufacturers to;a. drive electric generators b. drive steam turbines c. heat water d. produce steam

Q: What is the purpose of RCRA? a. to protect human health and the environment. b. protect industrial equipment c. protect industrial manufacturers from liability cases d. a & c

Q: Cooling towers are classified by;a. How it produces airflow b. relative humidity and wet-bulb c. Airflow vs. downward flow of water d. a & c

Q: Sensible heat transfer accounts for ___% in a cooling tower;a. 10-20% b. 20-30% c. 70-80% d. 80-90%

Q: What is the definition for solid waste?a. a discarded solid, liquid or containerized gas. b. recycled or abandoned materials through disposal, burning or incineration, accumulation, storage, or treatment.c. a material composed of 2% hydrocarbonsd. a & b

Q: Kettle reboilers are used to;a. control liquid level b. control temperature of column c. control product purity in bottom of column d. all the above

Q: The Clean Water Act in 1972 adopted the ________________ strategy for all cleanups.a. cradle to graveb. CERCLA / SARAc. Best Available Technology BATd. TSCA

Q: Kettle reboilers have _____ connections;a. three b. four c. five d. six

Q: Air permits must be obtained for any project which has the possibility of producing air pollutants.a. trueb. false

Q: The primary difference between a kettle reboiler and other heat exchangers is;a. a vapor disengaging cavity b. single-pass operation c. shell and tube design d. air-cooling chamber

Q: The purpose of the _____________ is to (1) enhance the quality of the nations air; (2) accelerate a national R &D program to prevent air pollution; (3) provide technical & financial assistance to state and local government; (4) to develop a regional air pollution control program.a. superfund actb. clean air actc. air scrubbing actd. environmental release act

Q: Heat energy is transferred from areas of;a. hot to cold b. cold to hot c. conduction to convection d. cross flow to counterflow

Q: Smoking flares in excess of ___ minutes should be reported. Failure to report results in severe penalties. a. 3 minutes b. 10 minutes c. 5 minutes d. none of the above

Q: Reboilers have two basic designs;a. pot belly and kettle b. thermal and radiant c. kettle and thermosyphon d. shell & tube and air cooled

Q: The community right-to-know principle includes all of the following except:a. increases community awareness of the chemicals manufactured or used by local chemical plants and business.b. involves community in emergency response plansc. improves communication and understandingd. improves local emergency response planninge. identifies potential hazardsf. community supervises burial of hazardous waste

Q: Shell and tube heat exchangers can be broken into all the following except;a. double-pipe and reboilers b. u-tube and fixed head, single pass c. pot belly and kettle reboiler d. floating head, multipass and fixed head, multipass

Q: ____________ is a by-product of modern technology. _____________ is technically defined as a discarded solid, liquid or containerized gas. This definition includes materials that have been recycled or abandoned through disposal, burning or incineration, accumulation, storage, or treatment.a. hazardous wasteb. solid wastec. toxic wasted. cradle to grave

Q: Heat exchangers can be found in all the following categories except;a. shell and tube b. fire tube c. plate and frame d. air-cooled

Q: What are the key elements of the community right-to-know principle? (Circle correct responses)a. increases community awareness of the chemicals manufactured or used by local chemical plants and business.b. identifies potential hazardsc. improves communication and understandingd. improves local emergency response planninge. involves community in emergency response plans

Q: The primary methods of heat transfer include;a. evaporation, sensible b. conduction, convection, and radiant c. vaporization, latent, condensation d. solid, liquid, vapor

Q: The contamination of the water especially by industrial wastes.a. water pollutionb. air pollutionc. toxic waste disposald. HAZCOM

Q: Fluid flow is characterized as;a. laminar b. turbulent c. parallel, series, counterflow, cross flow d. all the above

Q: What do the initials EPA stand for?a. Environmental Protection Agencyb. Early Program Awarenessc. Every Person is Accountabled. Environmental Protection Awareness

Q: Select the primary method a cooling tower uses to transfer heat;;a. convection b. sensible heat c. evaporation d. a & c

Q: The Toxic Substances Control Act- is a Federal Law enacted in 1976. TSCA was intended to protect human health and the environment. TSCA was also designed to regulate commerce by (1) requiring testing and (2) necessary restrictions on certain chemical substances. TSCA imposes requirements on all manufacturers, exporters, importers, processors, distributors, and disposers of chemical substances in the United States.a. trueb. false

Q: The primary purpose of a cooling tower is;a. cool water b. circulate hot water c. boil water d. provide cooling for heat exchangers

Q: The primary purpose(s) of a heat exchanger is;a. heat or cool a substance b. transfer heat energy between two fluid streams c. convert hot vapor to liquid or preheat liquid d. all the above

Q: The basic furnace designs include; a. cabin, radiant, coil b. box, water tube, helical c. spiral, natural, balanced d. cabin, box, cylindrical

Q: Please label the following boiler

Q: Please label the following furnace.

Q: Please label the following cooling tower.

Q: Label the following shell and tube heat exchanger.

Q: Please label this rotary pump

Q: A cylinder 4 cm in diameter and 40 cm long is made of brass. (Density = 8.5 g/cm3) Calculate its weight. Show your work! (V=πr2h) W = DV a. 4.26 grams b. 250 grams c. 5,300.5 grams d. 4,270.4 grams

Q: Please label this centrifugal pump.

Q: Stored energya. kinetic energyb. potential energyc. latent heat of vaporizationd. latent heat of condensation

Q: Please label this gate valve.

Q: Calculate the amount of work accomplished when a weight is lifted 240 ft by a force of 600 lbs. work = force X distance = F X D = X = ft-lba. 144,000 ft pounds of workb. 44,000 ft pounds of workc. 104,000 ft pounds of workd. 164,000 ft pounds of work

Q: Describe how an industrial motor works.

Q: A principle used to explain a bodies ability to resist motion.a. centrifugal forceb. gravityc. kinetic energyd. inertia

Q: Please label this safety valve.

Q: Calculate the amount of work accomplished by a three foot table holding up a two pound book. a. 3 ft pounds of work b. 4 ft pounds of work c. 5 ft pounds of work d. 6 ft pounds of work

Q: Please label this globe valve.

Q: Causes matter to change and does not have the properties of matter.a. energyb. inertiac. gravityd. density

Q: The basic components of an electrical motor include all of the following except: a. bearings and seals b. stator windings, rotor and shaft c. impeller and volute d. frame and fan

Q: What pressure, in PSI pounds per square inch, is a scuba diver subjected when he / she descends to an ocean depth of 125 feet?a. 54.12 psib. 64.12 psic. 44.12 psid. 34.12 psi

Q: Please label this steam turbine.

Q: Calculate the pressure produced by water in a 12.5 foot high vessel. a. 45.8 psi b. 6.98 psi c. 2.54 psi d. 5.41 psi

Q: What is the primary difference between a pump and a compressor?a. a pump is designed to move gas while a compressor is designed to move liquids.b. RPM rating on motor or steam turbinec. a pump is designed to move liquid while a compressor is designed to move gases.d. a pump does not need a motor while a compressor does

Q: The standard used by industrial manufacturers to measure non hydrocarbon heaviness. a. densityb. baumec. APId. specific gravity

Q: Please label this reciprocating pump.

Q: Calculate the pressure produced by a 40 foot onion tank, filled with 17.5 ft of a hydrocarbon fluid. (.54 s.g.) . Vapor pressure 300. Add 15 psi N2 to total. What is the final pressure?a. 319.09 psib. 31.9 psic. 3.19 psid. 3190.9

Q: A vertical tank is 30 ft tall with a diameter of 10 ft. Product level is 15 foot. What is the volume of the product?

Q: Find the density of helium gas: twenty liters of the gas weighs 3.4grams. D =W / V a. 0.17 grams per liter b. 0.71 grams per liter c. 1.7 grams per liter d. 12 grams per liter

Q: Solve for x: x – 10 = 14 – 3

Q: What will be the weight of a rectangular steel bar 15 ft long, 1 foot wide, 2 inches thick? (Density of steel = 461 lb/ft3) Show your work! V = LWH W = DV a. 1,152.5 pounds b. 11.52 pounds c. 115.25 pounds d. 2006.5 pounds

Q: A beam of cedar wood 20 ft long, 2 foot wide, and six inch thick weighs 150 lb. Calculate its density. Show your work!D = W÷ V V = LWH a. 3.2 pounds per cubic ft b. 4.7 pounds per cubic ft c. 7.5 pounds per cubic ft d. 9.5 pounds per cubic ft

Q: How many liters of alcohol will weigh 30 kg? Density of alcohol = 0.8 g/cm3 V= W / D Note: 1 kilogram = 1000 grams a. 10.6 liters b. 23.9 liters c. 32.5 liters d. 37.5 liters

Q: What is the density of a cube of iron, 15 cm on an edge, that weighs 9.6 kg? D =W / V a. 2.84 g/cm3 b. 2.34 g/cm2 c. 6.84 g/cm3 d. 0.84 g/cm3

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