Exam 30: Electric Heat

Radiant heat is transferred by ____.

(Multiple Choice)

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Question 21

How should you determine the heat anticipator setting on a room thermostat ?

(Essay)

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Question 22

Which of the following elements is not a power-consuming device ?

(Multiple Choice)

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Question 23

Electric heating units provide almost instant heat. Therefore, anticipators are not needed in electric heat thermostats.

(True/False)

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Question 24

All electric furnaces use package sequencers.

(True/False)

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Question 25

If the fan were to fail and the limit switch stuck closed, the element would be cut off by the ____________________.

(Short Answer)

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Question 26

One potential safety hazard that all technicians should be aware of when working on an electric furnace is that there are many exposed electrical connections behind the inspection panels .

(True/False)

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Question 27

Quartz and glass panel electric units are classified as ____.

(Multiple Choice)

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Question 28

Why do most electric furnaces have several heating elements that are activated in stages ?

(Essay)

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Question 29

Showing 21 - 29 of 29

Exam 30: Electric Heat

Radiant heat is transferred by ____.

How should you determine the heat anticipator setting on a room thermostat ?

Which of the following elements is not a power-consuming device ?

Electric heating units provide almost instant heat. Therefore, anticipators are not needed in electric heat thermostats.

All electric furnaces use package sequencers.

If the fan were to fail and the limit switch stuck closed, the element would be cut off by the ____________________.

One potential safety hazard that all technicians should be aware of when working on an electric furnace is that there are many exposed electrical connections behind the inspection panels .

Quartz and glass panel electric units are classified as ____.

Why do most electric furnaces have several heating elements that are activated in stages ?

Heat and Pressure

Matter and Energy

Refrigeration and Refrigerants

General Safety Practices

Tools and Equipment

Fasteners

Tubing and Piping

Leak Detection, System Evacuation and System Clean-Up

Refrigerant and Oil Chemistry and Managementrecovery, Recycling, Reclaiming, and Retrofitting

System Charging

Calibrating Instruments

Basic Electricity and Magnetism

Introduction to Automatic Controls

Automatic Control Components and Applications

Troubleshooting Basic Controls

Advanced Automatic Controlsdirect Digital Controls Ddc and Pneumatics

Types of Electric Motors

Application of Motors

Motor Controls

Troubleshooting Electric Motors

Evaporators and the Refrigeration System

Condensers

Compressors

Expansion Devices

Special Refrigeration System Components

Application of Refrigeration Systems

Commercial Ice Machines

Special Refrigeration Applications

Troubleshooting and Typical Operating Conditions for Commercial Refrigeration

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Oil Heat

Hydronic Heat

Indoor Air Quality

Comfort and Psychrometrics

Refrigeration Applied to Air Conditioning

Air Distribution and Balance

Installation

Residential Energy Auditing

Typical Operating Conditions

Troubleshooting

Heat Gain and Heat Loss in Buildings

Air Source Heat Pumps

Geothermal Heat Pumps

Domestic Refrigerators and Freezers

Room Air Conditioners

High-Pressure, Low-Pressure, and Absorption Chilled-Water Systems

Cooling Towers and Pumps

Operation, Maintenance, and Troubleshooting of Chilled-Water Air Conditioning Systems

Commercial Rooftop, Packaged, Variable Refrigerant Flow, and Variable Air Volume Systems

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