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Mechanical Engineering

Mechanical Engineering is a branch of engineering that encompasses the generation and application of heat and mechanical power and the design, production, and use of machines and tools. Mechanical engineering involves application of the principles of dynamics, control, thermodynamics and heat transfer, fluid mechanics, strength of materials, materials science, electronics, and mathematics.

10,989 Questions

When is the pontoon is naturally stable?

When the center of buoyancy is directly above the center of gravity a floating object is stable.

Where can you find wind turbines?

In Illinois, the north central part of the state, near Mendota. Usually you can find the mounted on tall, white, post-like towers. They're hard to miss, you can see them for miles.

How do you calculate cost of powder coating?

sir

Please help us to calculate the cost for powder coating on M.S. Plate or Sheet from 1mm to 50mm

Powder coating cost should be on per Kg.

Please provide the cost sheet for the same

regard's

commercial @trikayacoatings.com

Is gravity a non-contact force?

hey guys,

im a techer of an university and i can tell you Gravity is non-cntract force.Imagen from a tree falls a apple this is called gravity .the gravity on earth helps us not to fly in the universe or? Yes so now you know it if you have any more questions signe up on www.biologie@science.de

your Cathy ernat

The advantages of Non Destructive Testing?

The sample is available afterwards for repeat or additional tests.

It enables further use of workpiece.

Provides cost benefits.

Enables comparison to standard and established results.

Enables maintenance of statisctical data for future interpretation.

Where are the requirements for steam turbine maintenance jobs?

To find out more about steam turbine maintenance jobs specifications one would be advised to contact specialists from recruitment agencies or job centers.

What should be the salary for BTech in Mechanical engineering HVAC design engineer with 1.7 yrs experience?

I am doing an apprenticship in mechanical engineering. Im in the drawings office. Just doing my Btech and that in mech eng and i have been told £24k when finished at college, Not highly accurate, but hope this helps

How do you find the thickness of cylinder?

External diameter minus internal diameter will get you the difference and then you have to divide by two to get the wall thickness. (as the difference in diameter accounts for both sides of the cylinder)

Can tolerance cause a overdose?

Only if you take more of a certain medicine to try to overcome the tolerance. Be careful!

What is the format for calling out a tapped hole?

It's done a few different ways, but the drawing will usually specify the hole size before tapping, the diameter and thread per inch of the tap, and the class of fit such as 1b, 2b, or 3b.

Is a volcano a Pneumatic or hydraulic system?

Elements of both but the molten rock pyroclastic flows (Mauna Kea , Hawaii) are hydraulic, the Mt. St Helens eruption was to a large extent pneumatic as the water turned to steam.

What are the advantages of nutating disk flowmeter and how accurate are they?

1- It doesn't need a power source or fuel.

2- its cost is relatively low.

3- it is available for several fluid.

4- it can be used for both vertical and horizontal directions.

Which grade steel is best against corrosion?

Stainless

reply: want to know steel grades other than stainless against corrosion

What does the A signify in the thread call out of 250-20UNC-2A?

A refers to the external thread of a screw or bolt. B means internal thread, specified for nuts and inserts. For example a 2A bolt uses a 2B nut

How did the titanic disaster change sea travel?

More efforts were put in to avoid collisions such as detectors like sonars and radars, more lifeboats, and even emergency escape plans

Why is a cooling system required in a motor vehicle?

Because quite a lot of the energy used by a combustion engine gets turned into heat whether we want it or not, so a cooling system is needed to keep the engine from overheating.

How does a DTSI engine works?

DTSI engines are normal four stroke engines but use Two Spark plugs in place of one for better combustion of compressed fuel. the two spark plugs are located at the two opposite ends of the cylinder. this particular orientation of the spark plugs provide better and faster combustion,as in the single spark engine based design the flame has to travel the whole combustion chamber but in this case the flame travels from both direction so the combustion time is smaller.

Is the pressure drop through a globe valve less than through a gate valve?

HECK NO the globe pattern offers the most pressure drop because of friction losses