Exam 6: Fasteners

Which is the largest diameter wood screw, a No. 8 or No. 10?

(Short Answer)

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Question 21

Six (6) different types of heads for machine screws are flat, round, oval, pan, hexagon and ____________________.

(Short Answer)

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Question 22

Match the type of solderless wire terminal to its best application. Note: The choices may be used more than once.

Used to connect a wire to a "male terminal"

Spade Tongue

Used to join two pieces of wire together

Butt Connector

Used to connect a wire under a screw without completely removing screw

Ring Tongue

Correct Answer:

Verified

Used to connect a wire to a "male terminal"

Used to join two pieces of wire together

Used to connect a wire under a screw without completely removing screw

Used to connect a wire under a screw terminal when screw has been completely removed

(Matching)

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Question 23

To fasten a duct hanger strap to a floor joist, the nail used would be a ____.

(Multiple Choice)

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Question 24

A "blind rivet" is used when you cannot see the two pieces of metal that you are joining.

(True/False)

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Question 25

Nails are sometimes coated with zinc to protect them from corrosion.

(True/False)

4.7/5

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Question 26

Set screws come with six (6) different points. They are flat, cone, oval, cup, dog, and ____________________.

(Short Answer)

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Question 27

Name three (3) types of fastening devices that can be used to mount an object to a hollow wall.

(Essay)

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Question 28

The easiest way to secure thermostat cable is to use a(n) ____________________.

(Short Answer)

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Question 29

Perforated strap is a very versatile fastener as it can be used on all sizes of pipe.

(True/False)

4.9/5

(42)

Question 30

The hole drilled in sheet metal for a tapping screw should be the approximate size of the ____.

(Multiple Choice)

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Question 31

To secure two pieces of sheet metal together, a technician may use a(n) ____________________ screw since no pre-drilling is required.

(Short Answer)

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Question 32

Showing 21 - 32 of 32

Exam 6: Fasteners

Which is the largest diameter wood screw, a No. 8 or No. 10?

Six (6) different types of heads for machine screws are flat, round, oval, pan, hexagon and ____________________.

To fasten a duct hanger strap to a floor joist, the nail used would be a ____.

A "blind rivet" is used when you cannot see the two pieces of metal that you are joining.

Nails are sometimes coated with zinc to protect them from corrosion.

Set screws come with six (6) different points. They are flat, cone, oval, cup, dog, and ____________________.

Name three (3) types of fastening devices that can be used to mount an object to a hollow wall.

The easiest way to secure thermostat cable is to use a(n) ____________________.

Perforated strap is a very versatile fastener as it can be used on all sizes of pipe.

The hole drilled in sheet metal for a tapping screw should be the approximate size of the ____.

To secure two pieces of sheet metal together, a technician may use a(n) ____________________ screw since no pre-drilling is required.

Heat and Pressure

Matter and Energy

Refrigeration and Refrigerants

General Safety Practices

Tools and Equipment

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

Electric Heat

Gas Heat

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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