Engineering Questions and Answers

  • How to build a simple water rocket launcher?
  • How to build a small wood airplane with an electric motor?
  • How to build an air driven car?
  • how to build aship?
  • how to build homemade electro-magnetic devices'?
  • how to build one MUX-16-1 using two MUX8-1 and one MUX 2-1.??
  • How to cable companies pickup feed from broadcasters?
  • how to calculat wight of rigid pvc pipe ?
  • how to calculate inches thread drill diameter?
  • how to calculate a tapping size reqd for a flow(60 m3/hr) from a higher size pipe(6")&pr.6kg/cm2?
  • how to calculate beam deflection?
  • how to calculate cable strength?
  • how to calculate condensor size in evaporator?
  • how to calculate current when given voltage and resistance in kilowatts?
  • how to calculate current when given voltage and resistance in kilowatts?
  • How to calculate equivalent circuit for two 3 phase power transformers connected in parallel.?
  • how to calculate fire load?
  • how to calculate gate (2007) percentile..?
  • how to calculate gate percentile?
  • how to calculate max.permissible steam pressure from the following data?
  • how to calculate pressure in RPG7 chamber?
  • how to calculate pull of an electro magnate in terms of number of turns of wire, bore or id of coil, length of
  • how to calculate pump capacity?
  • How to calculate- Quality, Efficiency, Capacity for a team of people on work?
  • How to calculate starting torque and working torque of a drilling machine?
  • How to calculate the lengthXwidthXheight Example: 18'X11'X8' what will be the sq ft?
  • how to calculate the actual power consumed in motor selection?
  • how to calculate the angle to cut two 2x4x8 boards to meet flush at the top and span over144 inches .?
  • How to Calculate the Coeffiecient of friction of Aircraft Tire and Runway vs Speed?
  • How to calculate the maximum load for a pontoon?
  • How to calculate the most suitable Nuetral Grounging Resistance value?
  • how to calculate the mutual information for a fused image?
  • how to calculate the nozzle diameter for a cooling tower?
  • how to calculate the power factor of dc transformer?
  • how to calculate the required torque for a scissor jack?
  • how to calculate the stress of a hollow tube bicycle handle?
  • how to calculate the tonnage of steel bars (re-bar)?
  • How to calculate the torque at the crank shaft required to start a vehicle of 400kg net load(incl FRICTION)?
  • How to calculate the value of resistance in parallel circuit?
  • How to calculate the wieght of plastic box if we know the area and thickness?
  • how to calculate the wt of glass ?
  • How to calculate time to drain a car battery?
  • how to calculate torque attained to lift/drag a load vertical/horizontal?
  • how to calculate voltage and current in half wave rectifier circuit?
  • how to calculate volume of water?
  • How to calcultae the errors?
  • How to calibrate a Fluke DMM?
  • how to calibrate the G.C Instrument ?
  • how to change inch to centimeter?
  • how to change the density of a material?
  • how to change the density of cement?
  • How to charge 24 volts from 12v?
  • how to charge 9v 160maH nimh rechargable battery.details of how deep it can be discharged & max charge voltage
  • how to check a building construction quoatations are in nominal cost?
  • how to check if a transistor has a fault?
  • how to check if there is algae by using sensor?
  • How to check signals of Rotary Encoder with a digital multimeter as we donot have oscilloscope at working site
  • how to choose diesel engine(like power) for 1500 kVA alternator for DG set.Any calculations to be done? .?
  • how to choose engineering specialization?
  • How to choose the way to test the hardness?
  • how to choose transformer capacity & its type?
  • how to clear arrears in engineering in a single attempt?
  • how to compute for the number of windings of a step-up transformer ex. 110volts to 220volts?
  • how to configure speed from miles per second?
  • how to connect a pn junction for reverse bias and forward bias.?
  • How to construct a perfect building?
  • How to construct a simple portable vacuum cleaner ? what components that i need ?
  • how to control stepper motors with ic555?
  • how to convert 03.5 million litters of water to pressure?
  • how to convert 5.23percentile into percentage?and how much to find the marks?
  • how to convert 8m^3/min and 50mmAg to another units e.g.CFM, or inH2O ? Thanks?
  • how to convert a 30-tonner aircon in horsepower?
  • How to convert Btu's to kw's?
  • how to convert cubic meter per hour to cubic feet per minute?
  • How to convert from 2's complement to offset binary.?
  • how to convert gas measured in scm to kilogram?
  • How to convert JK flip flop to SR flip flop?
  • how to convert running foot into cubic meter?
  • how to convert screw type extrusion machine driven by induction motor to hydraulic driven pressure?
  • how to convert solar energy into electrical energy?
  • how to convert the pressure given in height of water column into pressure gauge?
  • How to cover about 25000 sq.mtrs of floor area from rain water on temporary basis during monsoon at low cost?
  • How to cover about 25000 sq.mtrs of floor area from rain water on temporary basis during monsoon at low cost?
  • how to crack a safe?
  • How to create a egg drop project with 40 straws and 1 meter of masking tape?
  • How to create an faucet opener/closer without a person to control it?
  • how to cut down a communication signal frequency to electrical frequency..a device or a circiut?
  • how to cut solar cells?
  • How to define material stiffness in Abaqus software?
  • how to derive bernouli equation from thermodynamics 2 nd law?
  • How to derive energy equation from thermodynamic 2nd law??
  • how to design a cathodic protection system?
  • how to design a circuit?
  • how to design a firing circuit of a scr in multisim?
  • how to design a flagpole?
  • how to design a lempel-ziv encoder?
  • How to design a machine tool holder?
  • how to design a new welding training centre?
  • how to design a simple pneumatic arm?
  • how to design an automatic voltage regulator?
  • how to design and fabricate a 16 line EPABX using a 16 bit microcontroller?
  • How to design foundation for steel tower?
  • How to design the electirc Firetubeboiler?
  • How to detect explosives?
  • How to detect terminals ( Cathode, Anode and Gate) Of a SCR. Please Help me.?
  • How to detect when a machine is hit by a paint ball?
  • How to determine factor of safety in a beam (lap joint)?
  • how to determine measurement of longest side of 90 degree triangle?
  • how to determine the cable size and type of protection for a particular H.P of a motor?
  • how to determine the quantity/amount of water ?
  • How to determine the Resistors for wheatstone bridge if my strain gauge's resistance is 120ohm?
  • how to differentiate between digital printing and variable data printing? Pls suggest some sites for vdp?
  • How to differentiate between foam sprinkler system and water sprinkler system?
  • How to do a shock spectrum response half-sine wave program on EXCEL? or matlab?
  • how to do analysis of composite plate ?
  • How to do experiments of Wind mills to produce electricity?
  • How to do lead-free manual soldering easier?
  • How to do natural gas line load calculation?
  • how to down load video songs & movies? tell some free sides.?
  • How to draw a curve when we dont know its center?
  • How to draw data flow diagram?
  • how to enlarge plastic hose end to go over larger cooper pipe? tried heat on hose!?
  • how to evaluate bag filter performance?
  • how to evlauate 8/0?
  • how to evlauate 8/0?
  • how to excel in aptitude?
  • how to fabricate a spiral staircase?
  • how to figure how many gallons in a oil tank?
  • how to figure line current on a 115kv line with 40mw 30vars?
  • how to find a hidden transmitter placed in a specified area emitting specified frequency using simple circuit?
  • How to find a sutibale job, I have completed draftsman mechanical after SSLC?
  • how to find an encryption function when given a plain text and a cipher text?
  • how to find an injection from R^2 to R ?
  • how to find dew point and bubble point of a substance like toluene?Where can i refer it?
  • how to find information on testing electrical protection relays by secondary injection?
  • how to find out the hidden ornaments or coins from under water or earth ?
  • How to find resistance when resistors are in series and parallel?
  • how to find the capacity ( discharge flow) of the centrifugal pump.?
  • how to find the dielectric strength of a given material?
  • how to find the number of outputs a multiplexer will have based on the # of inputs?
  • how to find the torque required to loosen the bolt or nut?
  • how to find value of inductor using colour codes made by dots?
  • How to generate 1.5Volt AC with morethan 50Hz from 12volt DC or 230volt AC with 50 Hz Supply?
  • How to generate electricity from a flowing water or river.?
  • How to get 3.2 VDC?
  • How to get a job in Formula One?
  • How to get advice on a new idea or invention ?
  • how to get basis of hydraulic engineering in industries?
  • how to get good percentage in electrical and elctronics engineering in first year and how to study and give?
  • How to get in touch with scientists/ professionals in Computer Science domain? Any list of blogs/ communities?
  • how to get the trusses loading? any formula?
  • How to give an effective technical paper presentation?
  • How to give signals to microcontroller with the help of Visual Basic coding ?
  • How To Hack?
  • How to have a defect free casting of IS-276, gr-3, wt>1.7 tons, thickness>80 mm?
  • how to identify a transistor whether it is npn or pnp just by looking it without using multimeter?
  • how to identify different types of hydraulic fittings in easy way?
  • How to implement a very large graph?
  • how to improve my communications skills?
  • How to Improve Paper label stick firmly on Plastic Film.?
  • How to improve productivity with heavy equipments? can you give me any good site about this subject,pl?
  • How to incorporate decimals when designing a Digital Thermometer using LM35, 0804 and EEPROM to disp w/ 7SEG?
  • how to increase a bearing life?
  • how to increase brain power?
  • how to increase my knowledge of EMI/EMC field?
  • how to increase reliability in physical asset management.how is it measured?
  • How to increase traffic on engineering blog?
  • how to integrate dy/dx=y(1-y)/(y+1) using direct integration methods?
  • How to join old and new concrete roof slab to avoid water leakage and proper bonding?
  • How to know that the fiber which is laid down in organisation is a single mode or multimode ?
  • How to know the energy available in the compressed air??
  • how to layout apattern to build a cone shape 18 in bottom 3 in top?
  • How to layout labels for jars?
  • how to learn about transmitters?
  • how to learn mpp of tybcom?
  • how to lift robot arm?
  • how to link 3 1.5 volt batteries to create 4.5 volts?
  • How to lower a pile rebar cage into a bored hole, without the cage collapsing in itself?
  • how to made acoustic board?
  • how to make a "smoke bomb" out of household matireals?
  • how to make a 7493 counting 1,3,5,7,9,11,13,15?
  • How to make a 9 volt table tennis serving machine?
  • how to make a ball (wt. 2gm) touch the ground at excatly 120th sec after the relaese from height of 150cm?
  • how to make a ball pen?
  • how to make a boat having moving hand to pick up balls?
  • How to make a bridge model?
  • how to make a calculator?
  • How to make a case study on a gasoline study?
  • How to make a clock with household items...?
  • How to make a durable, and fast sled using only recylable materials excluding glass.?
  • how to make a easy machine as a science project?
  • how to make a filter with unity gain below 5Hz and attenuate 60Hz by factor of 100?
  • How to make a flying model aircraft?
  • how to make a glider?
  • how to make a hall effect sensor?
  • how to make a jet engine?
  • How to make a megamagnet with two poles on its ends?
  • how to make a mini electric motor that generates on battery?
  • how to make a model of a suspension bridge?
  • How to make a passive cooler using layers of blackened foil and evaporative cooling.?


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