Welcome to your Quiz.

This quiz is about Troubleshooting. it contains 20 questions

1.

When the percentage of flow through a valve equals the percentage of plug movement, a valve has:

2.

Which of the following parts of a globe valve serves the same purpose as the disk in a butterfly valve?

3.

Which meter does not use an obstruction?

4.

A ground loop on shielded cable can be avoided by:

5.

The process of grinding the plug and seat of a valve is called:

6.

The body of a valve may contain packing material that prevents leakage:

7.

What occurs if the temperature of the thermocouple measuring junction is lower than the reference junction?

8.

Impulse lines are used with:

9.

The Coriolis effect is associated with the:

10.

What kind of wires in a process control loop would most likely be shielded cables?

11.

A continuity check should be made prior to hook-up of a field transmitter to the control room so that the technician:

12.

If the range of a 3-15 psi pneumatic transmitter is 50-350 degrees F, what is the output signal value, in psi, at 198 degrees F?

13.

What is a thermowell?

14.

A meter reading of 1 ohm between an ungrounded signal lead and the earth ground indicates a problem of:

15.

Which type of flowmeter measures flows by measuring volume directly?

16.

A device used to change an analog signal to a digital signal is most often called a:

17.

The dead band of an instrument is:

18.

A 4-20 mA electronic transmitter has an input range of 50-330 degrees F. If the C output is 13.77 mA, what is the indicated temperature in degrees F?

19.

A breadboarding area is:

20.

Which type of flowmeter does a rotor mounted axially within a pipe between a set of bearings describe


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