What does the idiom dead center mean?
Exactly in the middle of something. If you’re going to hang that painting, make sure you put it dead center—otherwise, it will just look weird. I want you dead center in this picture, so move a little to the left. See also: center, dead.
Is also known as dead center?
noun Machinery. Also called dead point. (in a reciprocating engine) either of two positions at which the crank cannot be turned by the connecting rod, occurring at each end of a stroke when the crank and connecting rod are in the same line.
Why top dead center is important?
Finding Top Dead Center (TDC) is an essential skill for assembling and tuning engines; and is even a necessity for performing some engine diagnostic tests, such as a cylinder leak down test.
What is the difference between center and Centre?
Center and centre have the same meaning. Center is the correct spelling in American English, while in British English centre is correct. Notice that center (and centre) can be a noun, adjective, or a verb.
What does devil in disguise mean?
Something or someone that appears to be good, useful, or benevolent, but that in reality proves to be the opposite.
What is meant by the live Centre and dead Centre?
A center holds the work during rotation at the tailstock end of the lathe. A live center is mounted in bearings and rotates with the work, while a dead center does not rotate – the work rotates about it.
Where is TDC located?
Top dead center, sometimes referred to as TDC, is the point in which the piston in the number one cylinder position of your engine is at its highest point on the compression stroke.
How do you know when your engine is at TDC?
Once the top dead center timing mark is lined up with the marker on the engine, the motor should now be at top dead center. To verify, shine the flashlight down into the spark plug hole. You should be able to see the top of the piston clearly near the top of the cylinder.
What is meant by top dead center?
Top dead center is the position of an engine’s piston when it is at the very top of its stroke. The piston has moved up towards the top dead center. The piston is said to be at top dead center when it has moved to a position where the cylinder volume is a minimum.
What is called Centre?
1 : the middle part of something the center of a room. 2 : a person or thing characterized by a particular concentration or activity She likes to be the center of attention. 3 : a place used for a particular purpose day care center.