Power Tools

Question 1

Guards on bench grinders should cover
A)1/4 of the wheel
B)1/3 of the wheel
C)1/2 of the wheel
D) 2/3 of the wheel

Answer 1

D) 2/3 of the wheel

Question 2

The gap between the tool rest and the grindstone on a bench grinder should never be more than
A)1.6 mm
B)3 mm
C)6 mm
D) 12 mm

Answer 2

B)3 mm

Question 3

A grinding wheel is classified by
A)The size and type of abrasive and the type of bonding agent
B)The size and width of the stone
C)The outer diameter and the size of the Arbour whole
D) The shape and colour of the wheel

Answer 3

A)The size and type of abrasive and the type of bonding agent

Question 4

Safety specifications to consider when selecting a grinding stone or disc is
A)The grit size of the abrasive
B)The type of bonding material
C)The rpm rating of the stone or a disc
D) The size of the tool

Answer 4

C)The rpm rating of the stone or a disc

Question 5

Addressing tool is used for
A) Putting a find finish on ground edges
B)Refacing the surface of grindstones
C)Squaring the tourist to the Grindstone
D) Checking the clearance between the grind stone and the rest

Answer 5

B)Refacing the surface of grindstones

Question 6

Bouncing or heavy vibration of the work piece wing grinding are indications that the Grindstone is
A)A coarse grit
B)Travelling too fast
C)Out of round
D) Worn out

Answer 6

C)Out of round

Question 7

Before installing a new Grindstone you need to
A)Install a flat washer
B)Rowlett across the floor to check for out of round conditions
C)Inspect the wheel for cracks
D) Lubricate the centre hole

Answer 7

C)Inspect the wheel for cracks

Question 8

The flutes have a drill bit
A)Form the cutting edges on the point
B) allow the chips to escape
C)Cause the chips to curl
D) permit cutting oil to reach the cutting edges
E) All of the above

Answer 8

E) All of the above

Question 9

The web of a drill bit:
A)Separate the flutes
B)Is the supporting section of the bit
C)Gradually increases in thickness throughout its length
D) All of the above

Answer 9

D) All of the above

Question 10

The risk of the drill bit grabbing the work or breaking
A)Increases as the bit breaks through the workpiece
B)Can be avoided by using adequate lubricant
C)Can be minimized by running the drill faster
D) Only occurs when drilling hardened steel’s

Answer 10

A)Increases as the bit breaks through the workpiece

Question 11

A V-block should be used when drilling holes in
A)Round material
B)L shapes
C)Non-ferrous material
D) Items were very accurate whole dimensions are needed

Answer 11

A)Round material

Question 12

Hand drills are rated by the
A) Horsepower rating
B) Maximum rpm
C) Depth they can drill
D) Size of the chuck

Answer 12

D) Size of the chuck

Question 13

apered shanks are most common on \_\_\_\_\_Drill bits
A) Small
B)Large
C)Number
D) Letter

Answer 13

B)Large

Question 14

Slots in the drill press table are provided for
A)Mounting the drill head
B)Draining the cutting fluid
C)Clamping jigs to the table
D) Securing the column

Answer 14

C)Clamping jigs to the table

Question 15

Magnetic base drill press is an advantage when
A)Drilling nonferrous metals
B)Very accurate drilling is required
C)Holes are drilled in the vertical plane
D) The cutting chips need to be removed

Answer 15

C)Holes are drilled in the vertical plane

Question 16

Forming steel plate into cylinders is a process known as
A) Breaking
B) bending
C)Pressing
D) Rolling

Answer 16

D) Rolling

Question 17

The main reason for using templates when forming steel is to:
A)Maintain accuracy
B)Increase production
C) eliminate tactical errors
D) Enhance your pattern development skills

Answer 17

A)Maintain accuracy

Question 18

Before using a power break it is good practice to:
A)Turn the machine on
B)Check with your foreman
C)Confirm the machine settings
D) Takeoff your safety glasses

Answer 18

C)Confirm the machine settings

Question 19

The power tool that is best suited for creating intricate shapes and multiple Benz is the
A)Plate roll
B)Power bender
C)Power brake
D) Hydraulic press

Answer 19

B)Power bender

Question 20

Trip hammers are a good tool for
A)Sharpening bucket teeth
B)Pounding out dents
C)Removing alignment pens
D) Driving bolts into misaligned holes

Answer 20

A)Sharpening bucket teeth

Question 21

What two factors must be considered when setting the blade clearance on a PowerShare
A)Hardness and ductility
B) shear strength and thickness
C)Material type and thickness
D)Sheer blade condition and lubricant type

Answer 21

C)Material type and thickness

Question 22

One advantage of a vertical bandsaw is that it
A)Permits better operator visibility
B)Can be used to cut curves
C)Provides easy access for blade changes
D) Shuts itself off when the cut is completed

Answer 22

B)Can be used to cut curves

Question 23

When cutting with a horizontal bandsaw it is possible to
A)Cut several pieces of barstock at the same time
B)Cut a variety of structural shapes
C)Start the cut and then go work on something else
D) All of the above

Answer 23

D) All of the above

Question 24

A notcher is a cutting tool found on
A) A bandsaw
B) a cut off saw
C)An ironworker
D) A hydraulic press

Answer 24

C)An ironworker

Question 25

Safe cutting of L shaped structures in a cut off saw requires
A)A labourer to do the work
B)One vertical leg of the L-shaped against the stationary block of the clamping device
C)One vertical leg of the L-shaped against the adjustable block of the clamping device
D) Both legs of the L-shaped resting on the tool base

Answer 25

B)One vertical leg of the L-shaped against the stationary block of the clamping device

Question 26

Power positioners range in size from small top top versions to large industrial versions
A)True
B)False

Answer 26

A)True

Question 27

The shape size or length of an object being welded on the positioner may require the use of white to help it rotate easily
A)Counterweights
B)Slings and an overhead crane
C)Pipe stands
D) all of the above
E) Both a and C

Answer 27

E) Both a and C

Question 28

What processes can a power position be used with
A)Manual
B)Semi automatic
C)Automatic
D) both a and B
E) all of the above

Answer 28

E) all of the above