Engineering Questions and Answers

  • How do they make coloured shapes and lines on ice rinks?
  • how do they make electricity from the oil found underground?
  • how do they make hypodermic needles, are they extruded or rolled??
  • how do they make mirrors?
  • How do they make those class cubes with 3D images inside of them?
  • How do they make tools? Like a wrench? Do they poor the hot metal into a mold?
  • how do theymake steel ball bearings so perfectly round and of the same size?
  • how do theymake steel ball bearings so perfectly round and of the same size?
  • How do those folks at KFC construct that bowl?
  • How do Toilets in skyscrapers work ? Is there one downpipe or lots of S bends.?
  • how do TTL circuit work?
  • How do TV producers know ratings, do they compute them with GPS or some kind of satelite?
  • How do two resistors in parallel, one 30 ohms, the other 20 ohms, reduce to a resister of 12 ohms in series?
  • How do two-stage thermostats work?
  • How do 'two-way mirrors' work?
  • How do u drop an egg on a concrete so that it doesnt crack..?
  • how do u make a ball the size of a football rotate? without using electricity, batteries and cells are ok?
  • how do u make a drag chute or brakes?
  • how do u make a home made piston for a project in hight school?
  • how do u make a mechanically powered toy car?
  • How do u make a smoke bomb without using Potassium NItrate?
  • How do u measure 10,000 degrees?
  • how do u measure a hand full of sand?
  • How do u pump air into a bicecycle tire with only urself.?
  • how do we build a balloon power car?
  • How do we build bridges that are surrounded by water?
  • how do we construct stone arch bridges?
  • how do we find the Mechanical Efficiency of a hydraulic cylinder?
  • how do we purify our water mechanically?tell me the process?
  • how do we treat tolerances in mathematical operations?
  • How do weather sensors work?
  • how do x-ray machines work?
  • How do you "pump" down" a condenser for central A/C? to bring the freon back into the compressor?
  • How do you adjust the time on a RAZR phone?
  • how do you approximate the enthalpy of dry air?
  • How do you attach a spatula to a ceiling fan without compromising the aerodynamics?
  • How do you beat the Goomboss Battle level in SuperMario64 DS?
  • How do you become a air traffic controller?
  • How Do you build 2 machines that will work together to pick up aluminium bars ?
  • how do you build a catapult?
  • How Do You Build a Good Boat for "Sink or Float" Activity?
  • how do you build a homemade car that moves on its own?
  • How do you build a solar cell?
  • How do you build a toothpick struckture that will hold a egg and wont break when i drop it?
  • how do you bulid a catapult?
  • how do you calcuclate water discharge??
  • how do you calculate engine B.H.P?
  • How do you calculate heat loss through an open door?
  • How do you calculate if it costs less to totally turn heat off or turn it down for a building?
  • How do you calculate lift and drag created by an airfoil on a plane to know how much an aircraft can lift?
  • how do you calculate repeatibility and hysterisis ?
  • how do you calculate the ampage charge in a capacitor?
  • How do you calculate the capacitance of an embedded stripline?
  • how do you calculate the frequencies in an lc circuit?
  • How do you calculate the New Dose Rate of a Cobalt 60 irradiator?
  • how do you calculate the number of solar cells needed for a residence?
  • how do you calculate the voltage if the internal resistance is smaller than the ohm value of the resistor?
  • How do you calculate the volume of an irregular object?
  • How do you calibrate an Installtest Multitester?
  • how do you change an object's layers in autocad?
  • How do you change the direction of a motor running in star delta?
  • How do you change the direction of a star delta motor at the motor.?
  • How do you check a ballast?
  • how do you connect resistors in series in parallel. i need the diagram or somethin gto show it practically?
  • How do you construct a frequency histogram... HELP!?
  • how do you construct an altitude of a triangle??
  • How do you convert angular frequency to real Frequency (Hz)?
  • How do you convert bar to kg?
  • how do you convert Btu's to kw's?
  • How do you convert gallons to feet?
  • How do you convert kilovolts to watts?
  • how do you convert the pressure unit (bar) to newton meter for tightening the flanges?
  • How do you cope as a first year enginnering student?
  • How do you create a pass-thru via on a double sided pcb? A milling machine and chemical etching is available.?
  • how do you define rectifier? please simplify it for me.?
  • How do you derive the gain of a non-inverting amplifier from basic principles?
  • How do you describ telecommunications?
  • How do you design an evaporation pond?
  • how do you design grain augers?
  • How do you determine Airfoil Thickness?
  • How do you determine if a screw fastener's thread is made correctly?
  • how do you determine the electricity consumption of an equipment,say 2 horse power airconditioner?
  • How do you determine the frequency at which a 1 uF capacitor & a 10 mH inductor will have the same reactance?
  • How do you determine the frequency range when plotting a bode diagram?
  • how do you determine the rolling weight of an object versus its static weight? (ie a car pulled by a wench)?
  • How do you draw a fireplace in plan view in architectural drawings?
  • How do you draw a relay?
  • How do you draw two non-intersecting circles without lifting you pen from the paper. You can only use one pen
  • How do you figure how much condensate is in 1 pound of steam?
  • How do you figure out the angle of repose?
  • how do you find the exponent in the formula?
  • how do you fix an appliance that has been intorduced to emp's?
  • how do you get 4 gallons of water?
  • How do you get a ball bearing into a piece of wood?
  • how do you get the spacing on perspective drawing of RR track such as ties or evenly spaced telegraph poles?
  • How do you get to the hot water discharge outlet of Shearon Harris power plant in North Carolina by foot/auto?
  • How do you get water into a steam engine boiler when it is already under pressure?
  • how do you go about finding out the area of an oval shaped flat object?
  • How do you ground electricity from an outlet?
  • how do you harvest ambient noise to generate 15 VDC at 2 AMPS. no solar or wind ?
  • How do you identify the three switches of three lights in a fully closed room if switches are outside?.?
  • how do you improve a C B radios transmission + reception?
  • how do you increace the magnetic feild of a solenoid?
  • How do you integrate a 9v DC circuit into a device that already has a 120v AC power coming in to it?
  • how do you keep the slope from collapsing whilst your building a large retaining wall?
  • how do you know how much volts and amps will come out of an inductor (depending on the joules it has)?
  • how do you make a balloon car?
  • how do you make a carbon monoxide detector?
  • how do you make a catapult out of a spring loaded clothes spring?
  • how do you make a lightsaber that can be used for swordplay?
  • how do you make a marshmallow catapult?
  • How do you make a medieval slingshot? (Trebrushe not sure on the spelling)?
  • How do you make a metal silverplated with the process of electrolysis?(I am doing a science project on it)?
  • How do you make a motor with copper wire for class? We also need to know how to adjust speed and alternate?
  • How do you make a mouse trap car?
  • how do you make a paperplate 3 straws 2 popsickle sticks a meter of tape and 2 ballons move?
  • how do you make a pop up paper cube with an elastic band?
  • How do you make a pyramid out of popsicle sticks!?
  • how do you make a roller coaster for a science project and what materials should I use?
  • how do you make a sheet of thermocol 50cm x 50cm x 1cm float vertically in water?
  • How do you make a shock pen?
  • How do you make a thermos?
  • How Do you make a Wonderful Egg drop box?
  • How do you make an electrical shock thats not dangerous enough to kill someone/something?
  • How do you make carbon atom form a carbon chain to make carbon fiber?
  • How do you make small solar panels?
  • How do you make the best mousetrap car?
  • How do you make the most efficient lemon battery? (with the most voltage)?
  • How do you make your light"saber" a lot "safer"?
  • how do you make your own rocket?
  • How do you manufacture spherical grinding media?
  • How do you manufacture spherical grinding media?
  • How do you measure 4 gallons with only a 5 gallon and a 3 gallon bucket?
  • How do you measure a popsicle?
  • how do you measure a triangle?
  • How do you measure the frequency of an instrument?
  • how do you measure voltage drop?
  • How do you predict the Job demand for Robotic Engineers in the near future?
  • how do you properly disconnect a simple circuit?
  • How do you put a small hole in a quarter?
  • how do you put the following complex numbers in polar and engineering format?
  • how do you put water into a steam engine boiler.?
  • how do you read an engineers scale?
  • How do you read CAD blueprints? Is it complicated?
  • how do you reduce friction?
  • how do you relate slopes of lines with civil engineering?
  • How do you reset the supervisor password for an Electrovert Vectra wave solder machine?
  • how do you resist capacitance in a capacitor?
  • How do you roll a blunt?
  • how do you roll newspaper tightly?
  • how do you sell electricity that you generate to the electric company?
  • How do you send a signal through touch?
  • how do you setup roof trusses?
  • How do you size a UPS for computers, Monitors and printer?
  • How do you solve 8惟||24惟?
  • How do you solve the amount of force it takes to lift one gallon of gasoline?
  • How do you solve this op amp?
  • How do you stop an egg from breaking. I need a landing pad.?
  • How do you tell the difference between a wet pipe sprinkler system and a dry pipe system?
  • how do you tell what stats a ceramic capacitor has?
  • how do you test a soil? why it is important?
  • how do you test the tensile strength of steel?
  • How do you unplug a digital power meter?
  • How do you utilize the AFM (atomic force microscope) principle for magnetic data storage?
  • How do you wire a mono jack so that it cuts out the speaker?
  • how do you work out kva to amps?
  • How do you work out sand and cement quants to lay blockwork per m2?
  • How do you work out the capacity of a cold water storage tank?
  • how do you work out the size of capacitor in a single phase ac motor?
  • how do you work out the volume of a cold water storage tank?
  • How do you work out the volume of an object?
  • how do you you turn a dyno in to a generator?
  • how does 1 yard of concrete weigh?
  • how does a condenser works ?
  • How does a battery work? (URGENT)?
  • How does a bb gun wrok.?
  • how does a black box work? what is it made up of?
  • how does a BlueCore3 IC works exactly?
  • How does a brushless electric motor work?
  • how does a clothes iron work?
  • How does a compressed air foam system work? Could i make one myself?
  • How does a convection oven compare to a microwave as far as speed is concerned?
  • How does a corn shelling machine work?
  • How does a crane work?
  • how does a crystal store information?
  • How does a DC Motor work?can anybody explain step by step or as much as they know about a DC Motor?
  • How does a DC to AC Inverter work?
  • How does a digital radar speedometer works?
  • How does a diode clamp work?
  • How does a domestic hot-water system works?...?
  • how does a double insulated appliance trigger a rcd don,t it need a earth wire to trigger it?
  • how does a dynamo work?
  • How does a faucet work?
  • How does a fighter jets engine work?
  • How does a flux capacitor make time travel work exactly?
  • how does a FM transmitter work?
  • How does a Fourier transform work?
  • how does a fridge know when the door is shut and when it is opened to turn on the light?
  • How does a fuel cell work?
  • how does a gasoline pump works?


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