Engineering Questions and Answers
Why is it important to wear protective clothing and use other appropriate safety equipment during the fault di
Why is it necessary for a metal surface be flat during the grinding process?
Why is it necessary to connect ammeter in series and voltmeter in parallel?
Why is it not advisable to use gate valve for throttling purposes?
Why is it so important, (and highly emphasized), that microwave popcorn bags be placed, "THIS SIDE UP!"?
why is it so that the voltage is only in the multiple of 11i.e.110,220,440etc?
why is it that ceiling fans rotate counter clockwise where as table fans rotate clockwise...?
Why is it that fruit can be made into a battery, yet it isn't an electric conductor? PLEASE LIST SOURCE! Merci
why is it that holes & notches in engineering componet are more dangerous in brittle than in ductile materials
Why is it that most American companies insist on a green card holder or a citizen for a Test Engineering Job??
Why is it that on the top cap of the urinal it says "Delany Flushboy - 'Turn to Silence'"?
Why is it that Radio FM has frequency between 87.5 - 108?
why is it the alternator output voltage increases with capacitance loading?
Why is it usually required that batteries be inserted in opposing directions?
Why is it working.?
Why is knowledge of force and power important for cutting operations?
why is laser marking better than hot stamping?
why is manhole cover shape is round?
Why is mild steel metal coated with Paint ,Tin ,Zinc and Plastic?
why is moisture seperator used in the high pressure pneumatic system?
Why is my e-beam machine broken?
why is not widely used Knuth's Tex?
why is PZT is used in tennis racket? why not not other material is used instead of PZT?thank you?
WHy is shear stress soooo small!!? HELP!?
Why is that the total power of FM is equal to the carrier power?
why is the "heat called a Scobille unit?
why is the answer x虏=160y and not x虏=80y?
why is the bulb not bright 2?
why is the bulb not bright?
Why is the concrete under a freeway over pass designed like an I beam?
Why is the cover of manholes circle in shape?
Why is the energy from static electricity difficult to harness?
Why is the frog on a brick called a frog?
Why is the front tire on sports bike type motorcycles so small?
why is the inductance is seriously connected to the circuit.?
why is the initial pressure in autoclave is called false pressure?
Why is the input voltage a round figure as 220v or 230v and not 221 or 233v as such?
why is the intensity of the incandescent bulb is much higher during late hrs compared to that during 7-8pm?
Why is the lower frequency band always used for uplink communication and upper band for downlink?
why is the process of technological advancement so slow?
why is the refrigerator condenser painted black?
Why is the reversed Carnot cycle impractical ?
Why is the US so reluctant to adopt the metric system?
why is the vena contracta formed in the orifice meter?
Why is the water in office buildings so hot?
why is there a long ton and a short ton, where did this come from?
why is there a magnet in a circuit breaker and electric motor?
Why is there a metal edge on a ruler?
Why is there a need to do calibration?
Why is there a thin layer of plastic wrapped around the copper wiring?
why is there a velocity gradient in fluids??
Why is there an owl on the dollar bill?
Why is there heat at a bad connection point on a DC electrical circuit?
why is transformer rating expressed in kVA instead of kW?
why is voltage different in Europe?
why is water flow used as a comparision to explain electrical flow?
why is whitcomb airfoil also referred to as the supercritical airfoil?
Why isn't nuclear power widely used?
Why isn't there more information about HHO, Brown's Gas, Rhodes Gas and Oxy-Hydrogen?
why isn't there some kind of parachute or shoot system on high builbdings?
Why it is dangerous to replace a fuse wire by a copper wire?
why it is hard for me to design things?
Why it took thousands of years for man to reach to a technology to invent an electrical bulb? and then ...?
Why knee Point Voltage is important for selection of CT ?
Why material content of EDM electrode impotant?What are the require criteria of the electrode ?
why microwaves donot come out through the glass door in front of the oven?
why modern building architecture is different form past centuries architecture?
why mono poles do not exist in magnets????
why mostly the shape of a tunnel is parabola?
why motor cable gets very hot?
why must filter catridges be kept moist? and what media is used to do so?
why negetive voltage( -24v DC) is used for measuring the vibrations of Steam turbine,generator?
Why no research was conducted on sending electricity wireless?
Why not 6 phase AC?
Why not governments think of developing other alternate sources of energy, rather than fighting for oil?
Why our education system fail to produce Engineering graduates who can stand on their own legs.?
why potential of capacitors joined in series is same?
why pump efficiency is allways grater than turbine efficiency ??
why quartz sand is preferred in cement mortar industries to bag it instead of river sand.?
why R and X-BAR chart plotted together?
why r stranded conductors used in transmission lines?
why radio altimeter use 2 different antennas?
why radiography take in welded joints?what are all the types and explain?
why RC low pass filter does not allow high frequency signal?
why saturation pressure ends at 3203.6sq.in.?
why shoukd we not use mobile phones in petrol bunks ?
Why should i answer questions in yahoo?
why silicon is used in silicon controlled rectifier not germanium?
Why some health care equipment is not grounded?
Why some people are not instrested with the low cast people.?
why stainless steel is not a magnet material?
why star connection used on high voltage side for power transformers?
why steam boilers dont use for cooling ?
Why the amplifier gain is negative?
why the big huge of steel floiats,and small coins sink?
Why the circuits that are common emitter configurations called "common emitter"?
why the frequency range of the channel bandwidth of the radio channels is between 88 to 115 MHz?
Why the hardness value of copper is different while tested on different Rockwell鈥檚 scale?
Why the joining of great rivers "Ganges and Kaveri" should not be executed to attain India"s development?
Why the Mig-21 was not engineird to be a top fighter?
Why the rating of a transformer is done in KvA and not in KW?
Why the structural steels, in petrochemical project required hot dip galvanizing ?
why the voltage ratings are in multiples of 11?
Why there is a big lacking of industrial maintenance mechanics in California?
why there is a cable connecting 2 phase of transmission overhead lines?
Why there is ISO?
Why there is no 2nd & 4th angle projection in engineering drawing?
why there isn't any information on klockner moeller typact drive, tpy3-415/480 wiring diagram?
why tilting pad thrust bearings are preferred in heavy and high speed machines?
why time constant of inductor is taken L/R instead of LR?
why titanic ship drowned?(plz answer scientifically)?
why tractor will have bigger rear wheels & in front smaller wheels?
why transformer or generator rated in kva and not in kvar?
why u want to join callceter after studying B.E. computer science &engineering?
why was the light bulb invented?
why we are connecting wash basin connections through floor trap? tell me the corrct answers.?
Why we can't do this?
Why we do not use air-ships today ?
why we don't decrease the size of aggregate to have smaller block of concrete?
Why we go for ultrasound for imaging not rf?
why we need three pin plug for iron boxes or any heavy load electrical mechines?
Why we put coal and salt in earthing dig?
why we use 3-phase supply?why is not 4 or something else?
why we use large blades in low pressure turbine?
Why when i pour carbonated drinks on dry glass it makes foam/mousse and when the glass is wet it doesn't?
why wiring is always inside plastic pipes,attached with the walls.?
why won't this work, today?
why would anyone use bronze instead of steel for tools?
Why would there be a difference in peak Voltages of a half- and full-wave rectifier circuit?
why would you say google is so interested in people not deleting their emails?
why, does water when kept in the freezer a while , then taken out, (turn to slush, before your very eyes)?
Why, on an electrical supply to a house with PME does the earth loop impedence have to be 0.35 ohms or less?
Why/How do lightbulbs fail?
Will 50Hz mess up a 220v washer/dryer designed for 60Hz?
Will a 25w halogen bulb put off the same amount of heat as a 40w incandescent bulb?
Will a 50Hz Meter give false readings for currrent, voltage and watts on a 60Hz supply?
Will a diamagnetic metal heat up when replacing the the armature in an AC motor?
will a machine gun work under water?
will a rubberband stretch the same distance every time with the same amount of weight attached to it?
Will an engineering degree destroy my health?
Will dry steam pull more vacuum than wet steam?
Will i be able to power a 12v case fan from a 5v souce at full speed with a 1w single isolated DC-DC converter
will i continue to drink alcohol for some period ?
will i get an a on my project?
Will induction cooking burn away the iron minerals (iron ions) present in the food being cooked?
Will it be a possibility to build tornado, storm proof home? Do any exist now?
Will it be possible to mow the lawn with my brain?
will old concrete set up again?
will robots become future man ?
Will salaries of Mining Engineer go down within next 5 years period?
Will shutting on and off a continuous duty motor shorten its life?
will someone help me with this?
Will someone please tell me how to change sq ft to cubed. 2ftx2ft x4"?
will space electrification can take place?
Will stainless steel, when in contact with another metal, corrode?
Will stretching a strand of piano wire through an exhaust break windows.?
will the current pass through neutral wire?explain in detail?
Will the internet ever overpower our worldwide electrical generating power?
Will the microwave run down batteries to mobile phones, digital cameras, etc.? Please provide proof.?
Will the new Freedom Tower's twisted design cause mini tornado's?
Will they use hand pumps to re-inflate the roof of BC Place staduim?
will this circuit create ac currents?
will this create ac currents?
Will This Sprinkler System Work?
will this tesla coil circuit work?
Will two pieces of pure silver always have the same volume?
will u pl.give me the good slogan related to mechanical engineering?
Will varying the gauge of the wire in the armature of a DC motor affect its performance and resistance?
Will varying the gauge of the wire in the armature of a DC motor affect its performance and resistance?
Will varying the mass of the wire in the armature of a DC motor affect its performance and resistance?
will water quality affect a laser when passed through it?
Will we see a reduction in energy costs because we put the clocks forward 3 weeks?
will You able to make program without Computer?
wind generation system design---how the Cp is related to pitch angle?
wind power grid-tie?
Wind Tunnel Testing and Full Size Similarities?
wind turbne blades?
Windmill powered boat.?
Windmill project that lifts weights?
WINDMILLS - How many watts per hour does a windmill ACTUALLY produce?
with a .039 drill bit how far can I drill into a peice of G-10 with out the drill walking?
With an acceleration of zero, can you say it's a constant?
With multiple Voltaic Piles, how do I isolate cells to charge a large capacitor?
with relation to pressure and area what is the equation work out force?
With respect to C programming is in case of UNION ,each and every letter has some expansion or its complete.?
Wood beam to steel conversion?
wood engineering question?
word for ability to conduct heat?
Word for science of most efficient packing of boxes in to a space?
Work in India for civil engineer?
work input/output, efficiency.help!?