Measuring Tools 190101g Flashcards
The number of millimeters in one centimeter is:
Ten
The term which best describes the tendency of a body to remain in motion is:
Inertia
Force best described as a/an:
Push or pull
Area of a circle is calculated by multiplying the:
Constant 0.7854 by the diameter squared
Convert 21/64 to a decimal rounded to three decimal places
0.328
Convert 0.484375 to an exact fraction
31/64
Calipers can be used to measure
Inside or outside diameters
The number of millimeters in one centimeter is?
Ten
A depth micrometer will measure protrusion accurately. T or F
False. A depth micrometer accurately measures a recession
Torque wrenches measure:
Rational force
To torque a head bolt to 100 lb-ft using a torque wrench 2 feet long, you would have to pull on the wrenches with __________ lb of force.
50
What does the term “crocus cloth” refer to?
A very fine grade of sheet abrasive
A tool rest on a bench grinder should be no further than ________ from the stone.
1/16 inch
What is an acceptable method of checking the condition of a grinding stone?
Tap it with a piece of wood
What type of screwdrivers are sized by the diameter of the tip
Clutch
Which punch has an included point angle of 30 degrees
Prick punch
What is the included angle of the cutting pledge of a cold chisel
60 to 70 degrees
Which class of fire extinguisher is identified with a green triangle?
Class A
What us proper procedure to use when manually lifting a load?
Be in a solid balanced position
How is wire ripe sized?
Measuring the diameter across the crowns
What does the term right lay- regular lay refer to when describing wire rope?
It describes standard wire rope
What is tensile strength
The amount of load a material can withstand before it fractures
What are 3 types of taps found in a tap and die set
Taper, plug, bottoming
Proper procedure for using adjustable reamer?
Start the reamer clockwise and rotate it clockwise when removing it
What is the max safe working pressure of acetylene?
15 psi
What must be done if a preheat flame on a cutting tip shows one longer cone than the other preheat flames?
Clean the preheat holes with the proper tip cleaners
The safety factor for a scaffold must be designed and constructed to support at least:
Four times the load that may be imposed on it
How is safe working load (SWL) defined?
Breaking strength divided by the safety factor
What rigging factor of safety is to be used when lifting and transporting workers?
10:1
What is the recommended sling angle when rigging a load?
The sling angle must never be less than 60°
