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Advanced Manufacturing I Mechanisms 3
Test Description: Mechanisms set 3
Instructions: Answer all questions to get your test result.
1) A gear is
A
any device that changes the input movements or forces into another set of output movements or forces
B
a mechanical part with teeth cut into the edge; the teeth fit with teeth on another part to transmit motion and force
C
any tool that relies solely on the person using it to provide power
D
the strength of motion at any particular time
2) A mechanism is defined as
A
a series of gears working together
B
any device that changes the input movements or forces into another set of output movements or forces
C
any tool that relies solely on the person using it to provide power
D
a mechanical part with teeth cut into the edge; the teeth fit with teeth on another part to transmit motion and force
3) Mechanical advantage is
A
a series of gears working together
B
any tool that relies solely on the person using it to provide power
C
a mechanical part with teeth cut into the edge; the teeth fit with teeth on another part to transmit motion and force
D
the measure of how a tool or machine changes the force put into it
4) A gear train is
A
any tool that relies solely on the person using it to provide power
B
a series of gears working together
C
the most elementary devices that provide mechanical advantage; the building blocks upon which other, more complicated devices
D
a mechanical part with teeth cut into the edge; the teeth fit with teeth on another part to transmit motion and force
5) Hand tool is defined as
A
the most elementary devices that provide mechanical advantage; the building blocks upon which other, more complicated devices
B
a mechanical part with teeth cut into the edge; the teeth fit with teeth on another part to transmit motion and force
C
any tool that relies solely on the person using it to provide power
D
the amount of matter in an object
6) Friction
A
the resistance of two stationary objects when you try to move one of them
B
any device that changes the input movements or forces into another set of output movements or forces
C
occurs when a force moves or displaces an object
D
occurs anytime two bodies come in contact with each other
7) A simple machine is
A
any device that changes the input movements or forces into another set of output movements or forces
B
a device that uses several mechanisms together
C
the most elementary devices that provide mechanical advantage; the building blocks upon which other, more complicated devices
D
the measure of how a tool or machine changes the force put into it
8) Gears can accomplish which of the following?
A
Increase speed, decrease speed, change the direction of motion
B
increase speed only
C
increase speed, wear, rise
D
change the direction of motion only
9) A ball is rolling in a straight line over the hardwood floor of a hallway. Suddenly the ball is struck from the right by a running cat. The ball is now rolling left. This is an example of which of Newton's laws of motion in action?
A
Newton's third law of motion
B
Newton's first law of motion
C
Newton's second law of motion
D
Newton's fifth law of motion
10) Friction causes heat. What else does it cause?
A
steam
B
loss of turn
C
change in direction
D
wear
*select an answer for all questions
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