# Engineering Questions and Answers

explain the difference between 3phase 3-wire and 4-wire system?
Explain the operating principle of a Dynamic compressor?
explain the principle of belt friction?
explain the project in software?
explain the significance of a high maximum value of (cl/cd)?
explain the theory behind thermo projection clocks?
explain the working and principle of car?
explain the working of Automated Teller Machine <ATM>?
explain types of condition monitoring?
Explain using appropriate diagrams, the operation of a frequency division multiplexing (FDM) system.?
explain ward-leonard contol?
Explain what is meant by coefficient of linear thermal expansion.?
Explain why a bird sitting on a 400 kV power transmission cable is not electrocuted.?
Explain why it is desirable for an ideal op-amp to have infinite input resistance and zero output resistance?
Explain why often a FET base differential amplifier is used in electronic voltmeters?
Explain why repeaters and regenerrs are often used in a communication system operating over large distances?
explanation regarding the working principles of all the types of hydraulic pumps?
explane the functoin of heat anticipater?
Exploding Innocent Smoothies? An effective terrorist weapon?
Extremely important question regarding robotics/cybernetics?
F(x) = (1+x) between -1<x<0, and (1) between 0<x<1, does anyone know how to find a0 (For The Fourier Series)??
f(x)=2x^3-8 / x^4 FInd the derivative?
fabriacation procedure of chemical plant reactor?
Factors affecting the toughness of metals?
famous scientists and engineers?
FAQs about electronics,communication,microprocessor,c,c++,java,vhdl.?
far a area say 500 sq mtr whic system is more effective either air cooled ac system or water cooled ac system?
fasade retention? where can i find a detailed description?
Fast Switch?
Feedback Control of Dynamic Systems solutions?
females in engineering?
Few questions about SMD?
fiber optics used in medicine?
fiber optics.vs insulated wiring,.?
Field Application Engineer (FAE)?
Field engineers get paid? Does location affect pay?
fighter jets , preformance what is the diferece between a negative angle wing and a positive angle wing?
Filament lamp?
Filtering time series?
final year mechanical engineering student seeking work in dubai at end of yr, who do I contact?
Find a dc motor in uk?
Find a positive value of the given variable so that the trinomial is factorable.?
find attenna height for a microwave link?
Find out SERIES resonance frequency and PARALLEL resonance frequency for the following figure?
Find the base edge of a square prism with height of 6 m and lateral area of 144 m2.?
Find the base edge of a square prism with height of 6 m and lateral area of 144 m2.?
find the centroid of the curves 2x+y=6,x=0,y=0?
Find the derivative 5/x+x?
Find the dimensions of a rectangular region with the max area that can be enclosed by 60' of fencing.?
find the final temperature?
Find the Laplace transform of 3+2t+6t^2-20t^6+cos(2t)-e^-t+3tcos(4t)?
Find the Laplace Transforms of the following function: f(t) = sin (2t) cos (2t)?
Find the length of the main diagonal?
Find the output voltage for the circuit show here?
Find the rms value of the function i = 15 ( 1- e^1/2 . t from t= 0, t= 4?
Find the two points on the curve y=x^4 -2x^2 -x that have a common tangent line.?
Find the work done by the force in moving the body from A to B.?
Finding area of a triangle, need help.?
Finding resultant forces help.?
finding surface area formula for crushed glass which is the size is not same to one another?
finding the length of a memory address in bits?
Finite element analysis software question?
fire alarm is to be deacivated without using controls?
Fire alarm system?
fire safety in tunnel?
Fire. How it propagates, where, how it radiates, how to model the fire.?
Firms to help pay for a graduate degree in structural engineering and/or transportation engineering?
first truss bridge ever built and by who?
Five foot-pounds of work are needed to stretch a certain spring from 1 ft to 3 ft beyond its natural length.?
Fixtures specify maximum watts for incandescent bulbs. Are there equivalents for compact fluorescent bulbs?
Flash Distillation and calculation?
flow chart of inernal communication within the aircraft?
Flow Diagrams for 2nd order systems - help please. (details inside)?
flow pressure?
flowmeters?
Fluid Mechanics HELP! conversation of mass question!!?
Fluid mechanics problem?
Fluid mechanics problems?
Fluid Power...?
Fluke 2286A?
Flying dinosaurs may have helped building structures during ancient times, the likes of the pyramids, yes?
FM stands for..?
fmea analysis?
Foaming jig for freezers/refrigerators?
Focus adjustment for satellite dish?
for a project I need to be able to support about 1000 Gal. of water 10' in the air, is there a cheap method?
for a sequence of natural numbers defined by f(n)=f(n-1)+f(n-2).f(0)=0,f(1)=1.then find f(100) as precise.?
for all carpenters, architects, or construction worlers :D?
For an electric toothbrush is input energy equal to useful output energy ? Explain?
For an electronics project..?
For an power (electricity) meter, what is the calibration for the spinning wheel below the dials?
For any body in Oil & Gas industry-What are the reasons for mud-cut in suction valve seat portion of mud pump?
for civil enginers,i want a name of any software used in steel bars surveying from the structural plans?
for control angle of the thyristor,what circuit do we need...please give a schematic diagram..?
For DC electricity what are the two ways of describing current flow?
for dc power in industrial applications what is the wire color code for each wire ( +, - ).?
for electrical switches any remote is there?
for electronic technicians?
for electronic technicians?
for engineering in canada? univ of alberta or carleton univ?
for front axle of an automobile suggest a composite material with its property.?
For hydrogen bromide gas cylinder, is it necessary to use explosion proof tools?
for marble and limestone what is the economic value importants 2 the market place?
For Navigation satellite, elevation angle E= -10 deg. Is it possible?
For the equation x - 2sqrt x =0 , perform the following:?
For the GMAW process using a 1/16" filler rod on a 1/8" plate you would weld at?
Forced circular double effect evaporator can i know the process for manufacturing tomato paste?
fork lift load capacities?
Former Smokers: What is the best way to quit smoking?
Formula Explanation for a Dummy! Summation M=0, Summation V=0 and Summation H=0?
formula for weight of erw ms square pipe 25x25x2.6 weight per metre?
formula frustrated?
formula to calculate the critical path in system analysis?
Formula to Create Wave Packets?
formula to fin the length of helical ring?
formula to find thermal conductivity?
formula to find thermal conductivity?
formulae for PSI drop with increasing GPM?
Formulas to calculate car's performance.?
formulation of alkyd based paint?
Foucault's pendulum?
Fourth Law of Thermodynamics?
Foxhole radio?
FPGA's are becoming common why ?
FR-4 grade material for PCB laminates is approved by whom?
Free Books?
Freezing magnets?
From what part of a circle, or other constant or formula, does the formula 1718.87/radius, derive?
from where can i download a good book on ceramics? thanks?
from where can i get free technical projects and seminars in mechanical or auto manu engg?
from where can i get information on DESIGN OF AMORPHOUS CORE TRANSFORMERS?
from where can i study genetic engineering after my +2? suggest names of gud indian collages 4 it..?
From where I can get basic design criteria for petroleum refinery plant lay out?
From where I can Get structural design jobs online?
From where we will get complete detail of types of solar collectors?
From which i get mechinaries for an electronics equipment production unit?
from which site i will be able to get information regarding placement papers of Mechanical & automation engg?
Fuel cells Hydrogen consumption rate.?
fuel cells?
full 3d drawings for my project in mechanical engg or any site for mechanical projects?
Full time Job or Internship?
full wave rectifier with circuit diagram?
Full wave rectifier with filter?
function & operation of a mechanical system?
functions of a screw??
Fuse cuts out when the transformer is switched on. What could be de reason? How to eliminate?
Fuses and what protect against short circuits?
fuzzy logic with math source codes?
gas and electriccooker the fault with it isbottom oven not working top oven only working when full on make sto
gas boiler thermal coupling what it it for?
Gas Cleaning Plant High Pressure?
Gas pycnometer - for measurement of Porosity of materials ---- till date developments?
GCSE Problem on Ratios/Proportions ? Help please?
gearbox analysis?
gearbox and speed prediction?
gearbox ratio calculation?
General Building techniques for Retaining walls?
General Dynamics?
General Engineering vs. Specific Degree?
General theory on Elecrical:-direct current: alternating current: three phase?
Generating a sine wave in microprocessor 8085??
Generator power output?
generators, can more than 1 portable generator be hooked up to give abigger suply ,(1. 2400watt +2400watt?
genetic engineering and cloning!!?
geometric dimensioning and tolerancing of draft angle of hole?
Geometric Tolerancing - Tolerance without reference?
geometrical shapes in C programming?
Geometry in the Malaysia Petronas Twin Towers.?
Geotechnical Question..?
Geothermal vs Ice Thermal Storage?
Getting a job as an engineer ( concerns)?
Gigawatt hour price?
Give 2 reasons why derivative of hydrazine (which is hydrazone) is crystalline solids and not liquids?
give a brief outline of the manufacture process of chairs. Particularly a swivel chair.?
give a sample problem in common collector amplifier?
give a uml diagram for library.?
Give an example of a business situation that would benefit from each of the following: Artificial Intelligence
Give and example of a product that technically feasible but would have little economic merits?
give engine oil fltration process to be used in fire tube boilers?
Give four advantages that using a PLC has over using traditional communication methods.?
Give me a industrial application which pneumatic engine can use.?
Give me all the details regarding aeronautical engineering the institutes in india ,the approx annual fees?
give me an eg, where P.E, gets convere to the k.E. & IT IS CONVERTED OR brought to rest by application of p.e?
give me brief on newton raphson method from numerical methods?
Give me details about piping engineering and PDMS, PDS softwares used for it.?
give me details of voice security system?
give me example problems of applying diff. equations in mechanics,electric circuits and vibration w/ solution?
give me information about advanced separation technics?
Give me some good reasons : Why biological engineering is appealing?
give me some guidelines about final year project in engineering?
Give me the circuit of monostable oscillator using 555 timer IC??
Give me the fromula for vertical cylinder & cone.?
Give me the information on ST Microelectronics company?
Give me the previous year question papers of TNPSC for the civil assistant engineer?
give the concepts in centrifuge physical modeling?
Give the description of this: Switching, Rectification, Amplification, and Modulation?
Give the name of the steel sheetmetal that coated with :?
Give The Specification Of Integreated Circuit TDA 2003P?
give the use case diagram for library.?
give the v-I characteristic of a pn junction diode?