wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

NPA 1150 - Instrumentation (PV's)

Total questions: 42

Worksheet time: 21mins

Name
Class
Date
1.

Defined as the force applied to a unit of area

a)

pressure

b)

temperature

c)

level

d)

flow

2.

The measure of kinetic energy (hotness or coldness) of a substance.

a)

pressure

b)

temperature

c)

level

d)

flow

3.

The quantity of fluid that moves thru a pipe.

a)

pressure

b)

temperature

c)

level

d)

flow

4.

The position of either height of depth along vertical axis

a)

pressure

b)

temperature

c)

level

d)

flow

5.

The first instrument in the loop that measures the process variable and communicate that value to the next instrument.

a)

sensor

b)

indicator

c)

transmitter

d)

controller

6.

Instrument that shows the current conditions of process variable.

a)

sensor

b)

indicator

c)

transmitter

d)

controller

7.

Instrumentation that sends signal represented in a standardized form such as 3-15 psi or 4-20 mA.

a)

sensor

b)

indicator

c)

transmitter

d)

controller

8.

Instrumentation that maintains a process variable at specific quantity

a)

sensor

b)

indicator

c)

transmitter

d)

controller

9.

Instrumentation that records/ register process variable

a)

recorder

b)

indicator

c)

transmitter

d)

controller

10.

Instruments that are powered by air or other gasses

a)

pneumatic

b)

electronic

c)

hydraulic

d)

computers

11.

Instruments that are powered by electricity

a)

pneumatic

b)

electronic

c)

hydraulic

d)

computers

12.

A continuously variable representation of a process variable.

a)

analog

b)

digital

c)

electronic

d)

hydraulic

13.

Used binary numbers (0’s and 1’s) to represent continuous values or discrete states

a)

analog

b)

digital

c)

electronic

d)

hydraulic

14.

An instrument that are located near the process

a)

field instrument

b)

remote instrument

c)

far

d)

near

15.

An instrument that are located away from the process.

a)

field instrument

b)

remote instrument

c)

far

d)

near

16.

Three types of pressure measurement

a)

absolute pressure

b)

differential pressure

c)

gauge pressure

d)

tank pressure

e)

air pressure

17.

When pressure is applied in ______________, an unbalanced resistance is developed causes the Wheatstone Bridge to produce an output voltage.

a)

strain gauge pressure sensor

b)

capacitive pressure sensor

c)

LVDT pressure sensor

d)

piezoelectric pressure sensor

18.

When pressure is applied in _________, the distance between the conductive plate changes which develops an output voltage.

a)

strain gauge pressure sensor

b)

capacitive pressure sensor

c)

LVDT pressure sensor

d)

piezoelectric pressure sensor

19.

When pressure is applied in ______________, the ferrite core moves which changes the conductance between the primary and secondary coils which produce output voltage.

a)

strain gauge pressure sensor

b)

capacitive pressure sensor

c)

LVDT pressure sensor

d)

piezoelectric pressure sensor

20.

____________ uses crystal material which produces small voltage when pressure is applied.

a)

strain gauge pressure sensor

b)

capacitive pressure sensor

c)

LVDT pressure sensor

d)

piezoelectric pressure sensor

21.

_______________ is a standardized CURRENT transmitter signal.

a)

4-20 mA

b)

3-15 mA

c)

0-10 mA

d)

1- 5 mA

22.

_______________ is a standardized VOLTAGE transmitter signal.

a)

4-20 VDC

b)

3-15 VDC

c)

0-10 VDC

d)

1- 5 VDC

23.

_______________ is a standardized PNEUMATIC transmitter signal.

a)

4-20 psi

b)

3-15 psi

c)

0-10 psi

d)

1- 5 psi

24.

Pressure sensors used a TRANSMITTER to covert small signals generated by the sensor.

a)

TRUE

b)

FALSE

25.

STRAIN gauge pressure sensor is more durable than CAPACITIVE pressure sensor.

a)

TRUE

b)

FALSE

26.

The CRYSTAL MATERIALS produced voltage when HIGH TEMPERATURE is applied.

a)

TRUE

b)

FALSE

27.

CAPACITIVE pressure sensor uses TRANSFORMER principle to generate voltage.

a)

TRUE

b)

FALSE

28.

The primary coil of an LVDT is driven by an ALTERNATING CURRENT signal.

a)

TRUE

b)

FALSE

29.

The primary coil of an LVDT is driven by an __________ signal.

a)

AC

b)

DC

c)

square wave

d)

sawtooth

30.

From the given instrumentation loop, No. 1 refers to the __________.

a)

sensor

b)

transmitter

c)

power source

d)

loop

e)

receiver

31.

From the given instrumentation loop, No. 2 refers to the __________.

a)

sensor

b)

transmitter

c)

power source

d)

loop

e)

receiver

32.

From the given instrumentation loop, No. 3 refers to the __________.

a)

sensor

b)

transmitter

c)

power source

d)

loop

e)

receiver

33.

From the given instrumentation loop, No. 4 refers to the __________.

a)

sensor

b)

transmitter

c)

power source

d)

loop

e)

receiver

34.

From the given instrumentation loop, No. 5 refers to the __________.

a)

sensor

b)

transmitter

c)

power source

d)

loop

e)

receiver

35.

This device is called ______________.

a)

pressure gauge

b)

pressure transmitter

c)

manometer

d)

thermometer

36.

This device is called ______________.

a)

pressure gauge

b)

pressure transmitter

c)

manometer

d)

thermometer

37.

This device is called ______________.

a)

pressure gauge

b)

pressure transmitter

c)

manometer

d)

thermometer

38.

From the pressure gauge shown, the black scale refers to which unit?

a)

kPA

b)

psi

c)

Bar

d)

Degrees Celcius

39.

From the pressure gauge shown, the RED scale refers to which unit?

a)

kPA

b)

psi

c)

Bar

d)

Degrees Celcius

40.

The unit of pressure that manometer provides is ___________.

a)

kPA

b)

psi

c)

Bar

d)

mmHg or mmH20

41.

The unit of FLOW RATE is ___________.

a)

gallons

b)

gallons per minute

c)

kilometer per hour

d)

Degrees Celcius

42.

The unit of LEVEL can be expressed as linear measurement in or percentage.

a)

TRUE

b)

FALSE