Ag Mech 2 - 3.02 (Part 2)

What type of drill is most accurate for drilling holes in cold metal?

• battery-powered portable drill

• portable electric drill

• electric drill press

• cutting torch

The best micrometer for measuring to the bottom of openings such as holes or slots is the:

• depth micrometer.

• inside micrometer.

• flexible micrometer.

• outside micrometer.

What should be used to support machinery or equipment after it has been lifted to the desired height?

• jacks

• buckets

• jack stands

• wood blocks

Eric uses oil while cutting threads on a metal rod to:

• harden the threads.

• soften the threads.

• lubricate the die.

• clean the metal.

Using a file without a handle may result in:

• fewer filings.

• a hand injury.

• a sharper file.

• proper file use.

The thimble and barrel of a micrometer are marked with scales for:

• calculating drag.

• measuring kilowatts.

• determining horsepower.

• making and reading measurements.

To prevent a drill bit from binding, causing the stock to rotate or break the drill bit, what is done to the drill just before it breaks through the metal?

• decreasing the pressure on the drill

• increasing the pressure on the drill

• decreasing the RPM on the drill

• increasing the RPM on the drill

When sawing with the hacksaw, one should:

• avoid applying any pressure.

• apply pressure on both strokes.

• apply pressure only on the back stroke.

• apply pressure only on the front stroke.

What hammer is used to hit a metal punch to drive objects?

• ball-peen hammer

• ripping hammer

• rawhide mallet

• wood mallet