Engineering Questions and Answers

  • Why does siemens steam turbine have 2 HP inlet control valves but Alstom's have only 1 inlet control valve?
  • Why does the early effect effects the emmiter junction potential..and wat is reach through?
  • Why does the moon follow you around when you are driving?
  • Why does the space shuttle have to be at the launchpad 2 or three weeks before the launch?
  • Why Doesnt the back pressure of a positive displacement compressor/pump not affect its delivery pressure?
  • Why doesn't the flame travel down into the propane tank when a BBQ is lit?
  • Why don't highway overpasses have columns in the center ?
  • Why don't homes use microcircuits but they use home circuits?
  • Why don't more small companies in the US adopt modern technologies?
  • Why dont we use the same principles of flight on frisbee for an aircraft?
  • Why ducts are used in air conditioners insted of pipes?
  • Why electric field immediately outside a perfect conductor is perpendicular to the conductor surface?
  • Why electricity can't travel wirelessly?
  • Why electricity voltage is 11KV instead of 10KV?
  • Why end milling is a versatile process?
  • Why FCC iron can dissolve more carbon than BCC iron ?
  • Why fridge can stick the magnetic?
  • Why full spectrum light bulb so much more expensive than other CFL?
  • Why hydrazine is used as rocket propellant (a) it is accompanied by an increase of pressure?
  • Why in circuit diagrams is there sometimes just a positive battery terminal and a ground wire?
  • Why is a building called a "building" if the construction is actually over?
  • Why is a building called a building if its already built ?
  • Why is a sewer cover round?
  • Why is aluminium good for roofing?
  • Why is BJT faster than MOS?
  • Why is civil engineering or any type of engineering considered to be so difficult?
  • Why is cork a good insulator?
  • Why is gibbs free energy minimised when a system reaches equilibrium?
  • Why is grounding to an appliance not allowed? What may and could happen if this is done?
  • Why is Gustave Eiffel a recognized leader in the field of design?
  • Why is it called a building if its already built?
  • Why Is It Safer To Use An Insulated Wire Instead Of A Non-Insulated Wire?
  • Why is it that Inductive coupling favors low frequency energy sources?
  • Why is it that the design pressure of LPG tank shall not be less than the vapor pressure?
  • Why is LPS better than Mercury Vapor & HPS Lighting?
  • Why is my BT telephone picking up the local radio station?
  • Why is phase to phase voltage less than the sum of two phase voltages measured individually?
  • Why is putting metal in the microwave not safe?
  • Why is static energy not being looked at to control gravity?
  • Why is the condensate off a heat pump corrosive?
  • Why is the diesel engine "louder" than a gas engine?
  • Why is the freezing compartment of a refrigerator normally placed at the top?
  • Why is the holding current of the SCR greater than its latching current?
  • Why is their a current flow to the Earth Electrode, from the Neutral of a Transformer ?
  • Why is Voltage across resistor zero and voltage across capacitor equal to source in DC voltage?
  • Why limit computers to base-2 computing? Why not a base 3 or higher?
  • Why not have batteries that recharged by taking them out and recharge with solar power?
  • Why people don't use solar storm to generate electricity?
  • Why plastic welding line would crack?
  • Why power generated at power station is at either 11kv or 22 kv, not more than that? what is form factor?
  • Why r manhole covers always circular?
  • Why RLC series circuit is called RLC acceptor circuit ?
  • Why rock metal is spread on the ground in a Electricity High tension Substation ( 110 KV Substation )?
  • Why safety valve check with nitrogen?
  • Why si new zealand called new zealand was there an old one ? lol?
  • Why steam turbine glands are sealed ?
  • Why steels commonly classified into carbon concentration.what exactly carbon concentration?
  • Why stones are laid along with the surface railway track?
  • Why strip taking loop during slitting process?
  • Why the bend are given in petroleum line?
  • Why the cell structure is used as hexogonal shape in mobile communication?
  • Why the Coal Mill outlet pipes are not insulated?
  • Why the HTTP word is coming in browser while opening any wesite?
  • Why the width of a glasshouse designed by the Redpath company, Palmerston North has to be 2.5 meter only?
  • Why thermal effect should be considered in designing the engineering system?
  • Why three phase induction motor called INDUCTION MOTOR?
  • Why urea formed as prills?
  • Why use an LED instead of a light bulb?
  • Why use of mobile is restricted in petrol pump?
  • Why was a safety code for rockets developed?? WHY??
  • Why was it not possible to construct a bridge between britan and france instead of channel tunnel?
  • Why we are asked to switch off our mobile phones in petrol bunk?
  • Why We must use fourier series or fourier tranform?
  • Why we use -48 volt supply to bts & minilink?
  • Why we use -48 volt supply to bts & minilink?
  • Why we use 9550 to calculate bent moment on motor?
  • Why we use noise filter in a electrical circuit?
  • Why when electronic devices when make contact with water, they malfunction?
  • Why won't my homemade capacitor work!?
  • Why would a hard wired Smoke detector trip a Circuit Breaker?
  • Why would an ohmeter (Fluke 77 multimeter) show a negative reading in ohms?
  • Why would an output of 4-20mA be less subcetable to exitation voltage rather than 0-10VDC output on?
  • Will 400 watt inverter powering a 20 watt light drain battery faster than 2 100 watt inverters powering 2x10W?
  • Will a 12 Volt computer fan run on a six volt battery?
  • Will a Braun 5416 razor that says it accepts voltage from 12-240 AC work in Europe w/o a transformer?
  • Will a decrease in the refrigerant gas affect the Coefficient of performance in a vapour compression cycle?
  • Will a siphon work on a sewer??
  • Will cities of the future continue sprawl and keep building skyscapers?
  • Will cpvc handle chlorine liquid over time?
  • Will I be able to attend IIIT Hyderabad?
  • Will i get engineering seat in srinivasa or canara college both in mangalore if i getget 190 out of 300 in pu
  • Will it be easy to find a job with a pharmaceutical company after earning a chemical engineering degree?
  • Will our cities move underground eventually because of population over-denisty per sq. miles?
  • Will robots one day take over and kill all the humans?
  • Will things like tar sands,efficency statrtards,oil shale,conservatiojn measures keep peak oil at bay?
  • Will this motor turn completely?
  • Will we ever have the technology of TRUE V.R?
  • Will we get electronics and communication engineering if All India Rank is 12000?
  • With all the concern about centrifuges in Iran, how exactly are they used to enrich uranium?
  • With an all participants affordable solution; is dual-frames for buildings an interesting alternative/option?
  • With what materials should i build a scale model of the pyramids?
  • Wood? Mixture Compound?
  • Working of electric fan?
  • World trade center?
  • Wot happend to kilnary springs in devon?
  • Would a solar powered lightbulb work?
  • Would a spiral shaped designed tube absorb most of the energy?
  • Would an ME (Master of Engineering) degree improve my job prospects?
  • Would anyone know where I can find nice detailed ino. about OpAmp current source?
  • Would it be feasible to harness the tides for electricity?
  • Would it be possible to convert the friction of the braking system in a car to energy that would help...?
  • Would like to know ifsomeone can make an energy model - module and also where ca chutkule & paheliya in hindi?
  • Would some one please provide me with sources for small "I" beams.?
  • Would someone please explain what these aieee rank questions are talking about?
  • Would you help me to explain the abbreviations?
  • Write a poem on an animal or animals?
  • Writind an introducing in an essay on why you deserve a sholarship?
  • Wt do strctural engeneers do ?
  • Wt r the options after +2th if one wants tohave technical degree?
  • Y should the initial condiions be set to zero in finding transfer function????
  • You can make a simple electric circut using an electric bell, some wire, and?
  • Zippo lighters...?
  • 驴Any ideas for an hydrological study??
  • 驴How do you call "the process of calculating the amount and percentage of work done" in a construction??
  • 驴Is there any Raymond mill manufacturer in Chicago?
  • 驴What is the best choice a ball mill or a jet mill?
  • "from where i can get placement paper of NTPC, POWER GRID, PDIL. of ELECTRICAL STREAM?
  • "gravity energy"?
  • "Heavy Water" heat transfer for engineers. 10 points for best attempt.?
  • "how to calculate the time required to cool a room?(given the specifications of the air conditioner)?
  • "will my aieee form would be rejected if my photo is not attested & many overwritings & i have not got admit c
  • (floods)?how to solve the problem of overflowings of rivers (rains)?docks?widening the rivers?
  • (-m)(8m)?multiply.?
  • .hovercrafts?
  • .For a 13-bit DAC the MSB resistance is 2kohms. What is the LSB resistance?
  • ?? whats the story with this ?? =dif er n c 8?
  • ?? oil companies admit most abundant methane gasses are compressed into oil??
  • ?define an alloy?
  • +air conditioning calculations?
  • 0.2% offset proof stress, in MPa of a graph?
  • 1 gauge = ? micron?
  • 1 kva = how many amps?..?
  • 1. How will the speed change within the range of no-load / rated load ?
  • 1. How will the speed change within the range of no-load / rated load ?
  • 1. How will the speed change within the range of no-load / rated load ?
  • 1.what is electromotive force(emf)?2.what are types of electromotive force(emf)?
  • 1/4"=1' what would that translate to in a Engineers scale?
  • 110 volts to 220 volts?
  • 115v 8.7amp electric motor are in horsepower?
  • 12 Gram CO2 Pressure?
  • 120 deg fahren piece of 300 stainless steel 1foot in out dia with 3 in hole. At 70 deg f what is outer dia?
  • 120V, 60Hz, 10amperes washer does not work at 127volts, 50Hz?
  • 12V, 5RPM High Torque DC Motor?
  • 1322-Engineering-2.html
  • 2 Phases Across Load?
  • 2 specific places in your everyday life in which solinoids are used.?
  • 3 dimension prototype?
  • 3 inch OLED?
  • 3 light switches in room A. 3light bulbs in room B.?
  • 3 phase / phase angle on 120/208 & 120/240 systems?
  • 3 phase circuit, 4 wires?
  • 3 way valves?
  • 3phase motor wiring codes?
  • 4 Fe(s) + 3 O2(g) 2 Fe2O3(s)?
  • 4.What are the factors to be considered in the determination of the depth of penetration of the sheet pile?
  • 500 watt + 500 watt = 1000 watt exposure ?
  • 555 Timer as a tone generator troubleshooting.?
  • 6 1/2in circumference=diameter?
  • 6x6 post or 3 ply 2x6 post? Which is more structurally sound? (Barn construction)?
  • 8.Define an algorithm. Write a flow chart to calculate simple interest.?
  • 930mm x 570mm x 410mm = m3?
  • A 25,000 square meter factory floor is to be dusted with a powder sealant.?
  • A 3/4 inch Natural gas line broken - gas is flowing for 180 minutes at 30 psi how much has been released ?
  • A 3Q transformer couple in delta,primary £secoundary in star.state its various dif. in V1 V2 its application
  • A 75-W, 110-V bulb is connected in parallel with a 40-W, 110-V bulb. What is the net resistance?
  • A baseball is thrown downward from a 12.5m tower with an intial speed of 4.5m/s.find V, T and when s =0?
  • A buck boost transformer 208 to 240 one side of load gives 120v the other lrg gives 147 volts can't figure out
  • A can finish a work in 10 days. B is 60% efficient than A. How days does B take to finish the work?
  • A certain steel tape, for which the coefficient of expansion is 0.00000645, is exactly 100ft long at 68F.?
  • A circuit with 10V AC. 100Hz. 1 inductor of 1 millihenry, a resistor of 100Ohms. i need to know the Zv, Zs.?
  • A circular loop of wire?
  • A conical tube of length 2m is fixed vertically with its smaller end upwards. The velocity of flow at smaller,
  • A construction worker uses a steel tape to measure the length of an aluminum support column. If the measured l
  • A counter-flow heat exchanger has 5 gallons per minute of 25C water flowing through the cool side.?
  • A device in a circuit that uses electrical energy to do work?
  • A fountain?
  • A gallon equals how many cubic inches?
  • A good website that shows the equipment for soda blasting?
  • A grocer is mixing M & M's worth $2.40 per pound with almonds worth $1.40 per pound to obtain a 25 pound mixtu
  • A kind of gadget used in electrical?
  • A line is to laid off on the ground with a tape that has a nominal length of 100ft but?
  • A line was measured with a tape having a nominal length of 50ft but?
  • A logic IC with no IC number?
  • A National Electrical Code Question?
  • A piece of copper wire has a resistance per unit length of 7.08 x 10-3 /m. The wire is wound into a thin, flat
  • A point on a survey line that is 766.52ft beyond Sta. 96+00 is at..?
  • A ques from bjt?
  • A question about logic ICs.?
  • A question about mobile structures.?
  • A question about science and particles?


  • Page [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [30] [31] [32] [33] [34] [35] [36] [37] [38] [39] [40] [41] [42] [43] [44] [45] [46] [47] [48] [49] [50] [51] [52] [53] [54] [55] [56] [57] [58] [59] [60] [61] [62] [63] [64] [65] [66] [67] [68] [69] [70] [71] [72] [73] [74] [75] [76] [77] [78] [79] [80] [81] [82] [83] [84] [85] [86] [87] [88] [89] [90] [91] [92] [93] [94] [95] [96] [97] [98] [99] [100] [101] [102] [103] [104] [105] [106] [107]