PTEC 131 - Exam 1 - Fall 14

29 Questions | By Cstevenson_ladel | Updated: Dec 26, 2018 | Attempts: 219

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1.

___________ is the force applied to a unit area
- A.
  
  Mass
- B.
  
  Pressure
- C.
  
  Flow
- D.
  
  Weight
2.

__________ is the quantity of fluid moving within a given period of time.
- A.
  
  Rate
- B.
  
  Pressure
- C.
  
  Flow
- D.
  
  Mass
3.

___________ is the height of the surface of a material compared to zero reference point.
- A.
  
  Zero reference
- B.
  
  Level
- C.
  
  Height
- D.
  
  All of the above
4.

____________ is a specific degree of hotness or coldness as indicated on a reference scale.
- A.
  
  Hot
- B.
  
  Differential
- C.
  
  Temperature
- D.
  
  Heat
5.

___________ is the difference between measurements taken from two separate points
- A.
  
  Specific Gravity
- B.
  
  Analytical
- C.
  
  Differential Pressure
- D.
  
  All of the above
6.

An instrument located away from the process
- A.
  
  Local
- B.
  
  Remote
- C.
  
  Control Room
- D.
  
  Control Loop
- E.
  
  None of the above
7.

An instrument located near the process
- A.
  
  Local
- B.
  
  Remote
- C.
  
  Control Room
- D.
  
  Control Loop
- E.
  
  None of the above
8.

___________ applied to the surface of a liquid directly affects its boiling point
- A.
  
  Heat
- B.
  
  Pressure
- C.
  
  Temperature
- D.
  
  Weight
- E.
  
  All of the above
9.

An instrument powered by electricity
- A.
  
  Actuator
- B.
  
  Pneumatic
- C.
  
  Electronic
- D.
  
  Control Loop
- E.
  
  Digital
10.

An instrument powered by air or other gases
- A.
  
  Actuator
- B.
  
  Pneumatic
- C.
  
  Electronic
- D.
  
  Control Loop
11.

The use of a logical technique to perform an analysis
- A.
  
  Specific Gravity
- B.
  
  Analytical
- C.
  
  Differential Pressure
- D.
  
  All of the above
12.

A group of instruments working together to control a single process variable
- A.
  
  Local
- B.
  
  Remote
- C.
  
  Control Room
- D.
  
  Control Loop
- E.
  
  None of the above
13.

___________ is a measured property of a process
- A.
  
  Rate
- B.
  
  Pressure
- C.
  
  Flow
- D.
  
  Mass
- E.
  
  Process Variables
14.

_______ is a transmission method that employs discrete electrical signals as opposed to continuous signals.
- A.
  
  Actuator
- B.
  
  Pneumatic
- C.
  
  Electronic
- D.
  
  Control Loop
- E.
  
  Digital
15.

A tank, is a rigid structure and its _____ therefore remains constant.
- A.
  
  Volume
- B.
  
  Temperature
- C.
  
  Pressure
- D.
  
  Level
16.

As the liquid height increases, so will the head pressure provided that the density of the liquid ___________.
- A.
  
  Increases
- B.
  
  Decreases
- C.
  
  Remains constant
17.

Differential (Delta ∆) is:
- A.
  
  A force applied to a unit of area
- B.
  
  The quantity of fluid that moves through a pipe or channel within a given period of time
- C.
  
  The position of either height or depth along a vertical axis
- D.
  
  The difference between measurements taken from two separate points
18.

An instrument that shows the current conditions of the process variable or the instruments output signal is called an _________ instrument.
- A.
  
  Transmitting
- B.
  
  Recording
- C.
  
  Indicating
- D.
  
  Controlling
19.

The Bernoulli Principle, states that as the speed of a moving fluid increases: the pressure within the fluid:
- A.
  
  Increases
- B.
  
  Decreases
- C.
  
  Remains constant
- D.
  
  Fluctuates
20.

In order to insure accurate measurement, all ______________ must be accounted for.
- A.
  
  Pressure
- B.
  
  Temperature
- C.
  
  Flow
- D.
  
  Variables
21.

When pressure increases, temperature increases.
- A.
  
  True
- B.
  
  False
22.

When temperature increases, pressure increases.
- A.
  
  True
- B.
  
  False
23.

When head (bottom) pressure increases, the height of the liquid decreases.
- A.
  
  True
- B.
  
  False
24.

When density increases, temperature will decrease.
- A.
  
  True
- B.
  
  False
25.

When volume increases, temperature will decrease
- A.
  
  True
- B.
  
  False

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PTEC 131 - Exam 1 - Fall 14

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