A machine tool in which an abrasive wheel is used as a cutting tool to obtain a very smooth finish.

• A. Broaching machine

• B. Milling Machine

• C. Planer

• D. Tool Grinder

Which of the following safety precautions should be followed when pouring Babbitt?

• A. operator must wear goggles

• B. the surface to be babbitted must be free of moisture

• C. the surface to be babbitted must be clean

• D. all of the above

The size of drill is stamped on the:

• A. point

• B. shank

• C. margin

• D. flute

Lead is used in solder because:

• A. it has a high melting point

• B. it has a low melting point

• C. it is cheap

• D. B and C

Quick return motion is used in a

• A. drilling machine

• B. grinder

• C. lathe

• D. shaper

Shims are used to:

• A. separate fresh – and salt – water lines

• B. replace fuses

• C. adjust cylinder liners

• D. adjust bearing clearances

A machine too used principally to machine flat or plane surfaces with a single pointed tool.

• A. Drill

• B. Planer

• C. Power Saw

• D. Shaper

A tool with hardened steel point used for scribing or laying of distances.

• A. Divider

• B. Hermaphrodite

• C. Plain scriber

• D. Trammel

Sheet metal of # 18 gage is heavier than:

• A. 12 gage

• B. 14 gage

• C. 22 gage

• D. 16 gage

An instrument consisting of a wet – and dry – bulb thermometer (used in air conditioning) is called a:

• A. hygrometer

• B. pyrometer

• C. psychrometer

• D. A or C