Mechanical Principles 1
Mechanical Principles 2
Mechanical Linkages
Machining Processes 1
Machining Processes 2
100
The three common types of mechanisms are levers, __________, and inclined planes.
wheels
100
Mechanical advantage is the ratio of the force required to move a load divided by __________.
the effort forced applied
100
Friction is a force that __________ the direction of motion.
opposes
100
A file card is used to __________.
Clean metal particles from the file
100
A __________ chip is a chip that is broken by the use of a chip breaker on the cutting tool.
broken continuous
200
Torque is calculated by multiplying a force times __________.
a distance
200
A pair of ice tongs is an example of a __________ lever.
third-class
200
Static friction is also called __________ friction.
starting
200
A built-up edge condition of a cutting tool causes it to __________.
cut more deeply
200
Which of the following operations can be performed by the file?. a. Deburring b. Squaring c. Chamfering d. All of the above
d. All of the above
300
A __________ is a bar or beam atop a fulcrum that is used to transmit force from one point to another.
lever
300
A wheelbarrow is an example of a __________ lever.
second-class
300
A wheel reduces friction because __________ friction is less than sliding friction.
rolling
300
The three major steps of manufacturing are __________.
obtain natural resources, produce industrial materials, make finished products
300
Round stock is specified using __________.
diameter and length
400
A spring scale is used to measure __________.
force
400
The Law of Moments can be used to determine __________.
how much force is needed to balance a load.
400
The coefficient of friction is the ratio of the force of friction divided by the __________.
Normal Force
400
On a CNC milling machine a movement along the X direction would move the __________.
table
400
The dimensions of raw material supplied by metal suppliers are described by the __________.
stock size
500
A force that makes an object rotate about a point is called __________.
torque
500
The mechanical advantage of lever can be found by the ratio of the length of the __________ arm divided by the length of the __________ arm.
effort, resistance
500
A cam is a wheel that, when combined with a cam follower, produces a __________ motion.
reciprocating
500
During the cutting action, the tool tip __________ the metal until it exceeds its fracture point.
deforms
500
Very thin stock is specified using __________.
gauge numbers
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