Do valve springs close the valves?

Do valve springs close the valves? The main function of valve springs is to keep the valves closed to build up engine compression. The second function is to maintain specific pressure on all moving parts to follow the camshaft lobe. So, the camshaft, pushrods, lifters, and rocker arms, do all the work in opening the […]

Under which phase of SDLC are issues with the existing system processes investigated?

Under which phase of SDLC are issues with the existing system processes investigated? The analysis phase should include the following discrete steps: Understand how the existing system operates. This information can be obtained by observing people at work, interviewing users, and studying procedure manuals and other supporting documentation, questionnaires and visits to other organizations. What […]

When did welding replace rivets?

When did welding replace rivets? 1945. Welding replaced riveting as the main method of assembly for ships with 5,171 vessels constructed through 1945. Are ships welded or riveted? The large groups of ships, how- ever, were made up almost entirely of Liberty Ships, T2 tankers, Victory ships and other new ships which were practically all […]

What are the advantages of interchangeability?

What are the advantages of interchangeability? Advantages of interchangeability Precise dimension is not essential, produce component within small dimension error limit. Economic oriented. Mating parts can freely replace without custom fittings like fillets. Readily available replacement component in the market. Assembly process requires lesser skill. What are two advantages of interchangeable parts? Interchangeable parts, popularized […]

How do I create a star schema in SQL Server?

How do I create a star schema in SQL Server? Let’s walk through this process step by step. Step 1: Install Diagram Support. Step 2: Create New Database Diagram. Step 3: Create User-Defined Data Types. Step 4: Create a Dimension Table in SSMS. Step 5: Save the New Diagram. Step 6: Create All Dimension Tables. […]

What way does traffic move in a roundabout?

What way does traffic move in a roundabout? At roundabouts, the traffic circulates counter-clockwise and moves toward vehicles at the yield line. In practice, that means yield to traffic from the left, similar to the action that is necessary when entering a freeway or turning right at a red traffic light/signal. When approaching a roundabout […]

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