The standby header is provide a check valve shall be installed to prevent backflow.
<h3>What is instrument air?</h3>
The phrase “Instrument Air” is a term that connote a thoroughly clean supply of compressed air that is said to be very free from any kind of contaminations such as particles.
Note that a system often utilize instrument air for different kinds of pneumatic tools, also that of valves and electrical controls.
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Instrument Air system that employ a standby header shall be permitted to have a simplex cooler and dryer. Where a standby header is provided, a ___________ shall be installed to prevent backflow.
answer choices
one way valve
two way check valve
check valve
Isolation valve
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Answer:
a
Explanation:
Yes, true.
Shortest Remaining Time First, also popularly referred to by the acronym SRTF, is a type of scheduling algorithm, used in operating systems. Other times it's not called by its name nor its acronym, it is called the preemptive version of SJF scheduling algorithm. The SJF scheduling algorithm is another type of scheduling algorithm.
The Shortest Remaining Time First has been touted by many to be faster than the SJF
Answer:
The answer to this question is given below in the explanation section.
Explanation:
The following steps can be used to unlock the cells of the Microsoft Excel worksheet.
- Select the cells B5 through K5, that you want to unlock.
- Then choose the “Home” tab from the tab ribbon.
- In the “Cells” area, then select “Format” > “Format Cells“.
- Select the “Protection” tab.
- Uncheck the box for “Locked” to unlock the cells. Check the box to lock them. Select “OK“.
Answer:
What is the importance of NIOSH and OSHA in the service desk environment? They conduct research on work environments and provide recommendations relating to areas such as preventing work-related illnesses and injuries and creating safe and comfortable work spaces.
Explanation:
Answer:
C. They can be accessed quickly and cheaply.
Explanation:
An internal database is information that can be obtained inside the company through internal networks. This information can be easy to get as it is in the network of the company and you have access to it and it also have a low cost as you don't have pay money to get it. According to this, the answer is that an advantage to using internal databases for information is that they can be accessed quickly and cheaply.
The other options are not right because internal information can be outdated and incomplete if it is not updated by people in the company and it can be found in different forms and it is not always easy to manage as this depends on the applications used and how the company decides to visualize it.
