Automatic Controls

Automatic Controls

11th Grade - University

20 Qs

quiz-placeholder

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Automatic Controls

Automatic Controls

Assessment

Quiz

Specialty, Science

11th Grade - University

Practice Problem

Hard

Created by

Joel Sherrill

Used 15+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

The purpose of a heat anticipator is to ____.

anticipate a rise in temperature

keep the tstat warm

reduce temperature swing

make sure the xfmr does not overheat

2.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

The difference between system overshoot and system lag is called ____.

room temperature

temperature rise

temperature swing

room swing

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

What is meant by the term "detent"?

a nice place to sleep outside

the rapid opening and closing of contacts

to avoid authority

slow motion electrical contact

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

The heat anticipator in the thermostat control circuit in the heating mode is active when the ____.

points are open

points are closed

fan is on

fan is turned off

5.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

The heater in the thermostat control circuit in the cooling mode is active when the ____.

points are open

points are closed

fan is on

fan is turned off

6.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

To properly set the heat anticipator, the ____ must determine what the current flow is through the heating control circuit when the furnace is operating in a steady state condition.

homeowner

inspector

electrician

technician

7.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Bellows, sensing bulb, and bimetal controls have heavier contacts and accommodate which type of "source"?

low amperage

low voltage

high resistance

high voltage

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