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What is the force that makes an object rotate about a point?
Torque
What can lift a larger load with a smaller force due to torque?
Lever
Torque is calculated by multiplying the ______ ______ by the distance the force acts from the fulcrum.
Effort Force
Using the standard measuring system, what is the unit of measurement for torque?
inch-pounds (in-lb)
Using the metric measuring system, what is the unit of measurement for torque?
newton meters (N-m)
Find torque when: L=.25m, F=70N
17.5N-m
Name the force that opposes the direction of motion.
Friction
Friction can have both positive and negative effects on:
Machine operation
Friction is the _____ of surfaces in contact with each other
resistance
What causes machines to lose power in the form of heat?
friction between moving parts
examine stock, look for ______ which could damage a band saw blade
imperfections
ensure the band saw blade is at the proper ______, otherwise it could jam or break.
tension
Do not operate the band saw without guards is this safety rule?
check safety devices
make sure everyone is aware you are about to operate the band saw, is this safety rule?
Know the location of people
never start a band saw with the blade____ ____ ____ the material
in contact with
This prevents turning stock into flying projectiles while using a band saw?
clamp
