# 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.?