Engineering Questions and Answers

  • Chilled water Pump Head calculations?
  • Chiller feed overheating on one phase?
  • Circuit Question?
  • Circuit using cmos to mutiply frequency?
  • Circuits question.?
  • Circuits,microprocessor,switches,vacuum tubes,transistors are all aspects of what ,transmitting current?
  • Civil engineer?
  • Civil engineering degree?
  • Civil engineering?
  • Civil Engineers...!!?
  • Civil engrs..please.Diaphragm walls can really cut the soil layers inside and outside of wall?
  • CNC machinist, MAZAK SLANT 450 anybody ?
  • CO2 Pressure and density using PV=nRT?
  • Codingand nembering in manufacturing?
  • Cold you help me to understand what it means?
  • Colours of cables in flexible & fixed wiring?
  • Colpitt occillator...?
  • Combo welder TIG / SMAW - any recommendations?
  • Compare 2 kinds of bases and give ex. of each type?
  • Compare a truss to an arch and a support columns. Which is strongest?
  • Compare between JFET & MOSFET resistance.?
  • Compare various principle tv systems .Analyse the various features of each system?
  • Comparing to modern and traditional building?
  • Complex amplitude method.?
  • Complex amplitude method?
  • Compressor, accumulator, regulator, valves, and actuator. Of a pneumatic system?
  • Compund machines?
  • Computing error?
  • Concept problem for engineering design?
  • Constract a 4 to 1 multiplexer from a 2 to 4 decoder and a number of and gates?
  • Controlling water valves and sensing temperatures with a PC.?
  • Conversions.?
  • Convert 0.001 uF to pF?
  • Convert gas meter reading to kilowatt hour?
  • Convert Spline to Polyline in AutoCAD 2006?
  • Converting!!!!!!!!!! Help plz...?
  • Conzavr is a electrical instrument manufacturing company find it?
  • Cooling System in Extrusion moulding Plz Help.?
  • Cooling System in Extrusion moulding Plz Help.?
  • Could a positively charged magnetic orb contained in a negatively charged tube supported by a gimbaled:?
  • Could anyone tell me the name of this toy, or the science behind how it works?
  • Could be the actual yield duble then theoretical yield?
  • Could one locate the geographical location of the person you're talking to on ham radio based on frequency?
  • Could one please give me details of smart sensor?
  • Could people down load my pic from flicker?
  • Could polymer beams replace timber floor joists?
  • Could someone please help me with this homework problem?
  • Could someone please help me with this homework!!??
  • Could someone please tell me how to convert Knots to miles per hour and?
  • Could you please tell me what is the difference between nozzle and branch in piping fabricaton?
  • Coverge or diverge?
  • Coversion of LPG Gas Kg unit to MMBTU?
  • Creating a Live Zero (4mA - 20mA) with current summing?
  • Crystal radios have diode do all radios have diodes?
  • Culculate the power and energy used by a 10v lamp that burns for 2 hours and has a current of 0.5 theres more?
  • Current leakage technical characteristics?
  • Current on the negative half of ac.?
  • Custom truck air suspension science project?
  • Cylindrical Capacitors and dielectrics?
  • D E M has marked my property stating i have to stay 50 feet away from the wet area`s.?
  • Data: its form and how it travels?
  • DC Power Supply Output connection ( + , com , - ), what is "com" for?
  • D-cells and voltmeter?
  • Dear sir, i'm looking for a material to be used as a pavement for running track.?
  • Deep drawing?
  • Define buoyancy and Archimedes' principle in a simple way/?
  • Define entropy?
  • Define gain scheduling in control system design?
  • Define LQR control and how is it implemented using ricatti equation may be some examble.?
  • Define motor pump alignment?
  • Define simple and compound machines in your own words.?
  • Define the type of error , then propose a correct version for each error?
  • Define what constitute a construction contract?
  • Definition of Buckling Factor?
  • Density calculation from X-RAy defraction?
  • Derivatives?!?!?
  • Describe the commissioning requirements of a refrigeration systems, components and controls?
  • Describe electromagnetic waves and how they can travel through empty space?
  • Describe four different simple machines.?
  • Describe methods used to identify and analyze materials?
  • Describe the flow of ammonia in a basic refrigeration system?
  • Describe the frosting and defrosting evaporators?
  • Describe the loads that might affect the structure of a sailboat?
  • Design and draw the 4 bit combinational circuit decrementer using 4 bit full-adder circuit?
  • Design detension basin in a rubber plantation.?
  • Design Houses, where do I go from here?
  • Design of a hydraulic jack?
  • Designing a RC beam?
  • Desktop for Engineer?
  • Details of bioreactor:-batch,fed batch,continuous bioreactor.?
  • Details on AC motors?
  • Detection device?
  • Detection of personals -Tricky problem?
  • Determine variable pressure drop.pressur edrop do to control valve?
  • Determine venting rate and area?
  • Determine whether the current produced in a coil by electromagnetic induction would increase or decrease :?
  • Determining the heat transfers Qin & Qout:?
  • Determining the length and cut angle of a 20x20 octogan?
  • Determining whether a set is +/- a specified range?
  • Diagram of rotary phase converter employing capacitors?
  • Did world trade tower 7 get imploded.?
  • Diesel consumption?
  • Diesel fires?
  • Difference between 2T and 4T lubricating oils.?
  • Difference between 430 stainless steel and 304 stainless steel round ducts?
  • Difference between D-latch and D-flip flop?
  • Difference between moment of inertia and second moment of area?
  • Difference between npn and pnp transisters?
  • Difference between static and normal electricity?
  • Difference between steel and fiberglass?
  • Difference between UPS AND INVERTER,COULD BE REPLACED INVERTERS IN PLACE OF UPS IF INVERTER CHEAPER?
  • Differences between a solid wall and a cavity wall?
  • Different Enginering Degrees?
  • Different fields in electronics enggineering?
  • Different types of joining methods for metal?
  • Diffrence between centrifugal and returnal pump?
  • Diffrence between mild steel & carbon steel?
  • Digital logic EEPROM?
  • Dimensions of a cinder block?
  • Dimmer on Dimmer.?
  • Diode Models?
  • Direct Solar Radiation and electric heater intensity's...?
  • Direction of current through circuit breaker?
  • Directional Coupler?
  • Disadvantage of circuit breaker panel wiring?
  • Disadvantage of circuit breaker panel wiring?
  • Discharging capacitor?
  • Discuss why transform electrical power ?
  • Displacement current in two parallel plate capacitors...?
  • Distance of an average residential block?
  • Do still 19% reservation for obc's exists in the admissions related to engineering?
  • Do "starters" for Fluorescent lights contain some sort of capacitor?
  • Do a Delta connected transformer has a grounding / neural point?
  • Do alarm clocks have built in Artificial Intelligence?
  • Do all angles have wings?
  • Do American electrical appliances work in Scotland?
  • Do any body know any colleges in michigan or ohio that has computer software engineering as an major?
  • Do anybody can inform me if it exist a feature to get one stable 220 V source of current based three unstable?
  • Do electric appliances like refrigerator burn by high voltage or low voltage?
  • Do electrical engineers get to travel?
  • Do electron tubes really need to be vacuum packed?
  • Do exist an addon for Matlab for circuit simulation ?
  • Do fire extinguishers float?
  • Do ham radios need a large antennae? Could one operate a ham radio out of a fallout shelter?
  • Do homes with slab foundation bolted to foundation?
  • Do I have to be good at chemistry to be major in Petroleum?
  • Do inverters only work if they're upside down?
  • Do magnets ever lose power?
  • Do old-fashioned TV sets contain lenses in any part of their machinery?
  • Do regular light bulbs not work in an RV because the power for them is only 12 volts? Will Phloresents work?
  • Do standard american wall outlets support 20 amps?
  • Do standard Japanese wall outlets support 20 amps?
  • Do tesla coils damage semiconductors?
  • Do the color of a candle affect its melting?
  • Do the mechanical properties of a material vary for different shapes?
  • Do we drill for oil in the U.S., if so where?
  • Do we need powerlines?
  • Do you anyone who conduct a training (teach) on Plastic Injection Moulding?
  • Do you have any idea on how to design a screw down jack?
  • Do you know any research about concrete mixed with kinds of foam?
  • Do you know how to build a linear motor, or, if not, where I can find information to learn how to build one?
  • Do you know, How could you find and purchase Codes and Standards?
  • Do you prefer a digital or analog multimeter?
  • Do you think I could break a beer bottle by blowing compressed air from a mechanics compressor across it?
  • Do you think that I wil be able to become a cyborg in about 30yrs?
  • Do you think there are any better innovations left to make on the internal combustion engine?
  • Do you use more electricity by cutting off your computers power and turning it back on when your ready to use?
  • Does a WCSM firm view its quality system and the supplier's quality system as two separate systems?
  • Does an Air conditioner consume more electricity when turned on?
  • Does an Egg Drop Project deal with Mechanical Engineering?
  • Does any one have an idea of electromagnetic generator?
  • Does any one have any good links over outdoor air pollution?
  • Does any one have any idea about a design of robot micrometer measuerment end effector?
  • Does any one have around 10 good topics to research in relation to outdoor air polution?
  • Does any one know how to draw a line with an angle IN autocad 2007?
  • Does any one know what the 'e' symbol next to weight and liquid measurements means?
  • Does any one know, how to get a DATASHEET or a circuit diagram for an AN214Q IC amplifier???
  • Does any one know, how to get a DATASHEET or a circuit diagram for an AN214Q IC amplifier???
  • Does any one knows how alkaline batteries are manufactured?
  • Does any one no what 10 nuton meters is in pound foot as a tourqe setting?
  • Does any1 know how to make water rocket?
  • Does anybody know a site to teach digital timing circuit?
  • Does anybody know companies that help Engineers get a greencard in columbus ohio?
  • Does anybody know how a Raymond mill works and how different is from a ball mill?
  • Does anybody know how to make a car without using a motor or a battery?
  • Does anybody no the dimensions for the sears tower?
  • Does anybody other den me think that males techers teach better den female teachers?
  • Does anyome know?
  • Does anyone have any idea of the qualifications needed to become a gemologist?
  • Does anyone have any ideas of new inventions we could all use?
  • Does anyone know a website where I can trace electricity from a power plant to my house?
  • Does anyone know a website, or instructions for building a model of a suspension bridge?
  • Does anyone know anything about breadboarding?
  • Does anyone know how many outlets are allowed on a 240 V branch circuit? 1? 3? 6? 9?
  • Does anyone know how to answer this physics question?
  • Does anyone know how to figure the occupancy load of a room, building etc. ?
  • Does anyone know if 110-volt appliances use more electricity than 220-volt ones?
  • Does anyone know if an electric punchdown tool exist?
  • Does anyone know if there's a relationship between compound angle formulae in math + compound angle in joinery
  • Does anyone know of a company that will do airflow analysis of a solidworks part in floworks?


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