Exam (elaborations)
NCCER REVIEW EXAM Q&A
- Course
- Institution
NCCER REVIEW EXAM Q&A
[Show more]
Content preview
NCCER REVIEW EXAM Q&AWhat instrument drawing shows an actual representation of a process operating
sequence? - Answer-P&ID
Old packing should be replaced with new packing is: - Answer-In kind
For most tube bender radius blocks, a 90 degree bend gains approximately _____? -
Answer-1 1/2 tube diameter
Where are rubber gaskets used? - Answer-In a low pressure/ low temperature systems
The process parameter that is selected for control is called the : - Answer-Controlled
variable
What is the purpose of the P&ID? - Answer-Shows instrument location as it's related to
the process
When replacing a control valve "in kind", what is the least important? - Answer-Location
of signal ports
Smart instrument transmitters require which of the following for calibration and
configuration? - Answer-Communicator
What is the purpose of an I/P in a control loop? - Answer-Converts the controllers
electrical signal to a control pressure
How many inches of WC are 3 psig? - Answer-83.04" wc
In controller, automatic control describes: - Answer-The final control element responding
to the error signal or change in process
What is the circuit current if 454 VDC is applied to a 250 ohm load? - Answer-1.8 amp
An orifice plate causes a pressure drop which can be measured calculate: - Answer-
Flow
Cable shields should be connected to the: - Answer-Ground at each accessible location
Cleaning of piping and tubing is generally required after all of the following EXCEPT: -
Answer-Modification
A valve has linear flow characteristics when the: - Answer-Flow corresponds directly to
the valve stem position
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller biggdreamer. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
80461 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now