What is Young's Modulus of titanium metal?
the young modulus of titanium varies from 100 - 110 GPa which depends upon the grade of titanium used based upon the application purpose.
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What is the Hardness of 1018 carbon steel?
Between 121-137 on the Brinell hardness scale - which is quite soft. The end parts are generally case-hardened before use to 60+ Rockwell "C".
normal operating is between 100 and 200 ft. how far is classified information
Can you weld aluminum and corten steel together?
The only time I welded corten I used 7018 electrodes. I was told that elements in the corten mixed with the electrode in the weld giving it rust resistant capabilities.
Why for the same power CI engines are larger and heavier than SI engines?
SI is SPARK IGNITION - Otto (4-stroke) and Day (2-stroke) cycle
CI is COMPRESSION IGNITION (DIESEL) also in 4- and 2-stroke variants
The SI spark plug is timed to start combustion at the ideal moment, usually some degrees before the piston reaches the top (TDC or Top Dead Centre). The burning mixture then drives the piston down for the power stroke.
The CI fuel is injected (sprayed) into the cylinder at the ideal moment - this too is usually some degrees before TDC, and the red-hot air in there then starts the fuel burning. This then drives the piston down for the power stroke.
SI is limited in maximum compression ratio (the amount the air or mixture is compressed as the piston rises in the cylinder), or it can start to behave like CI (Dieselling).
CI uses the highest compression ratio possible to improve ignition - and - improve efficiency too... The expansion ratio is the inverse of the compression ratio, and the more that the burning gas is allowed to expand whilst doing work, the better the efficiency.
CI is also an 'excess air' cycle, potentially. A full cylinder of air is compressed each time, and the amount of fuel injected is varied to change power - this is beyond the lean burn that can be achieved with SI.
Which is higher profession mechanical engineer or architect?
Architect is higher Profession as compare to Mechanical Engineer.
Hardox is a special alloy steel which is highly durable. It is usually preferred in manufacturing of tools.
Who first used Wind Tunnel testing on automobiles?
Malcolm Sayer (For Jaguar) - He was an aircraft designer who moved to Jaguar and designed the iconic E type Jaguar. This was the first vehicle to be tested in a wind tunnel.
With respect to the previous contributor, development of another "iconic" automobile, the SAAB 92, was underway more than a decade before Jaguar began development of the E-type. The SAAB 92, developed by aircraft engineers & designers, was one of the first (if not the first) moderately-priced, volume-produced car whose shape was perfected through wind tunnel testing. Its coefficient of drag in the low 0.30s backs up that claim.
What are the duties of an electricians supervisor?
To install, maintain, and service electrical switch-gear, wiring, appliances, lighting (luminares), and related equipment. In most cases an electrician must be licensed by an authority (State or Provincial) and must ensure any installation or service work is performed to national, state/provincial, and local codes and ordinances.
What are the advantages of using line bending?
Line bending or "strip heating" is a form of bending plastic.
How prepare welding procedure specification?
A welding procedure is the act of bonding 2 or more separate pieces of metal together permanently as if to make a structure of some sort by the use of electricity and heat
Which is hotter oxy and acetylene welding or MIG welding?
This is something of a trick question... Every metal has its own melting point that must be reached to weld the material. The difference between Oxy-ace and Mig is the Heat Effected Zone. This is the blue and purple area around your weld in which the Microstructure and properties of your base material change. Oxy-Ace will have a much wider HAZ.
What is the input output fault finding technique?
Its fairly self explanatory, put the input IN then check the output at the OUTPUT.
The earliest cast iron artifacts, found in China, date back to 513 BC. The Chinese of this time had developed furnaces hot enough to melt iron. Using this process, they were able to pour molten iron into a cast or mold to make many products, including cast iron cookware.
In 1708 Abraham Darby invented a process for making cast iron in large industrial quantities, suitable for making big structures such as bridges, heavy machinery, etc. His invention helped to start the Industrial Revolution in Europe.
What is the difference between hydraulic and hydrostatic?
hydraulics uses the principle of hydrostatic pressure to work
What is plate heat exchangers?
a plate heat exchanger is a metal plate which is will be in contact with another item eg air or another metal object to move heat from one to another
Coefficient of thermal expansion for aluminum in imperial?
http://www.engineeringtoolbox.com/linear-expansion-coefficients-d_95.html
How would you use a fixed pulley to lift something heavier than yourself?
You have to have the right size pulley for the weight of the object you want to move and a secure place to attach it. Then, once it's all hooked up, you'll need to generate the force to pull on the rope or cable that will then move your object. If it is more than you can produce with your body, you can attach an engine to it and let it do the work.
What are the three classes of levers and an anatomical example of each one?
First Class Levers The fulcrum is between the input force and the load Always changes the direction of the input force and can be used to increase the force or the distance Second-class levers The load is between the fulcrum and the input force Does not change direction of the input force Output force is greater than the input force. Third-Class lever The input force is between the fulcrum and the load Does not change the direction of the input force Output force is less than input force.
How much water will the average American save if they used solar water heaters?
The idea is not so much to save water, but to save energy - electricity, or fuel, for example.
The idea is not so much to save water, but to save energy - electricity, or fuel, for example.
The idea is not so much to save water, but to save energy - electricity, or fuel, for example.
The idea is not so much to save water, but to save energy - electricity, or fuel, for example.
Comparison between impulse and reaction turbines?
in the case of impule turbine total energy at inlet is kinetic energy and in case reaction turbine energy at inlet is kinetic and pressure......