Floor And Power Equipment ( 110101h )

Question 1

What should you never do with an extension cord?

Answer 1

Never use it as a replacement for a rope

Question 2

What size chucks are equipped on common drills?

Answer 2

1/4” and 3/8”

Question 3

What are the two different type’s of chucks?

Answer 3

Keyless jacobs chuck and keyed jacobs chuck these have three points to tighten

Question 4

What size chucks do heavy duty drills have ?

Answer 4

They have 1/2” ones

Question 5

What is the difference between angle drill and standard power drill?

Answer 5

The chuck is 90 or 45 degrees to the body’s of the dills

Question 6

What are standard drill bits called?

Answer 6

Twist drill bit

Question 7

How can drill bits be categorized?

Answer 7

Number
Letter
Fraction
Metric size

Question 8

What are common bits made from?

Answer 8

Tool steel
High speed steel
Cobalt
Titanium coated

Question 9

What types of shanks do drill bits have?

Answer 9

Taper shanks
Straight shanks

Question 10

What parts do drill bits have?

Answer 10

Tip
Cutting edge
Body (flutes cut into it )
Shank

Question 11

What is a drill bit sharped to?

Answer 11

118 degrees
Sharper for soft materials
Duller for harden materials

Question 12

What makes a masonry bit different?

Answer 12

They have carbide tips to take the stress of hammering and drilling.

Question 13

What should you not do with an angle grinder?

Answer 13

Never use the disk for anything but what it is specifically met to do

Question 14

What is a Unishears?

Answer 14

They are like powered snips

Question 15

What are nibblers how do they cut?

Answer 15

They are a tool that can chew through metal with a punching motion that produces a clean fast cut

Question 16

What are double cut shears?

Answer 16

They are a power too that cuts two sides and produces a waste strip of metal

Question 17

What are hand brake capacity’s dependent on ?

Answer 17

The use of the insert bar and the angle bar

Question 18

What does not having an insert bar do to a hand brake?

Answer 18

Reduces the capacity by 7 gauges

Question 19

What hand brakes can have adjustable nose bars?

Answer 19

Box and pan
Electromagnetic brake

Question 20

What should be watched for when using a box and pan?

Answer 20

Make sure that the fingers are seated properly all the way up

Question 21

What are box and pan fingers size like?

Answer 21

They are commonly made in 2” to 6” sections but depending on manufacturer they can change

Question 22

What should never be bent in a hand brake?

Answer 22

Angle iron
Rod
Wire
Two metal thickness

Question 23

What is the main advantage of a magnabend?

Answer 23

They have to highly limit and they are portable

Question 24

What is a squaring shear?

Answer 24

They are floor machines that cut metal square and clean

Question 25

What gauges do squaring shears and power shears have ?

Answer 25

Back gauge
Side gauge
Front gauge
Bevel guage

Question 26

What do the rolls for a notes grooved come in size?

Answer 26

3/16”
5/16”
7/16”
9/16”

Question 27

What is the max capacity of a di acro hand manual bender?

Answer 27

Bending pipe and tubing and soils round bar up to 1”

Question 28

what is a ballpark formula for cutting the speed of a drill bit?

Answer 28

speed= 400 / diameter of bit

Question 29

how are bandsaw cutting speeds measured?

Answer 29

Surface feet per minute (SFPM) or Surface meters per minute (SMPM)

Question 30

what are the main sections of a contour band saw?

Answer 30

The base
column or frame
the head

Question 31

what speed do pedestal grinders run at?

Answer 31

1600 —> 1750 rpm

Question 32

what is an acceptable tool rest placement?

Answer 32

no more that 3mm or 1/8” from the grinding stone
must be a 1/4” —-> 1/2” from the center of the wheel

Question 33

what is the heavy piece of paper on a grinding stone called?

Answer 33

Blotters
they act like a bushing of sorts and have essential information on them

Question 34

what must be done when dressing a grindstone?

Answer 34

were PPE and move the resurfacing tool carefully from side to side evenly

Question 35

what are the operating precautions of a press brake?

Answer 35

Never leave the machine running when changing the dies
always do a dry run to ensure that you will not fracture the dies
keep the channels clean

Question 36

when spot welding do settings mater from galvanized to mild steel?

Answer 36

yes galvanized requires more heat input and longer timing than mild steel
( test piece)

Question 37

what should spot welder tips be tapered at?

Answer 37

1/8” plus two metal thicknesses

Question 38

what can a plasma cutter cut?

Answer 38

anything that is electrically conductive

Question 39

what product does a plasma edge leave?

Answer 39

when plasma cuts it heats up so much that it work hardens the metal and makes the material harder to cut through so much so that it can damage shears.