When selecting a paging system, what five factors should be taken into consideration?
What will be an ideal response?
When selecting a paging system, several factors should be taken into consideration, such as:
| 1. | What is the amount of area to be covered and the number of paging units needed? |
| 2. | The design of the system should permit expansion as the plant increases in size. |
| 3. | Should the paging system be voice, tone, or a combination of both? |
| 4. | Do areas of the plant require explosion-proof or weatherproof equipment? |
| 5. | What is the ambient noise level of the plant? |
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Valves will contract as they warm up during use.
Answer the following statement true (T) or false (F)
Construct the influence lines for the vertical reaction at support A and the moment at support C. Evaluate the ordinates at 6-ft intervals of the influence line. EI is constant.
Place the following noncondensing steam turbine startup procedures in order.
____ Verify the lube oil and cooling water are in service. ____ Communicate with the team that the turbine is ready. ____ Open turbine case drains. ____ Slow roll the steam turbine. ____Observe the steam coming out of the drains and, when it becomes dry, completely open the low-pressure steam valve and close the drain valve. ____ Unblock the high-pressure steam. ____ Ensure that the driven equipment connected to the steam turbine is ready for startup. ____ Adjust turbine speed as needed. ____ Open the low-pressure steam valve slightly
Communicating systems record the system ________ history, allowing service technicians to view the problems that have occurred in each of the system components
A) pressure B) fault C) manufacturing D) temperature