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MSSC M3 MANUFACTURING PROCESSES Exam Questions with Correct Answers Latest Updates 2024
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MSSC M3 MANUFACTURING PROCESSES Exam Questions with Correct Answers Latest Updates 2024
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MSSC M3 MANUFACTURINGPROCESSES Exam Questions with
Correct Answers Latest Updates 2024
GRADE A+
Ans- rotational movement
effort, resistance
The mechanical advantage of a first-class lever can be found by the ratio of the length
resistance
The English unit of measurement of weight is the . -Ans- pound-force (lb-f)
A second-class lever has its . -Ans- load between the fulcrum and the effort arm
A is a bar or beam atop a fulcrum that is used to transmit force from one point to another. -
Ans- lever
Mass is the . -Ans- amount of material in an object
The mechanical advantage of a third-class lever can be found by the ratio of the length
resistance
The Law of Moments can be used to determine _. -Ans- both the force needed to balance or
force needed to move a load
A third-class lever has its . -Ans- effort arm between the fulcrum and the load
A mechanism refers to . -Ans- both parts or a complete machine
The three common types of mechanisms are levers, , and inclined planes. - Ans- wheels
lengthened and the resistance arm is shortened
,How should the lever shown move? -Ans- counterclockwise
A pair of ice tongs is an example of a lever. -Ans- third-class
A force that makes an object rotate about a point is called . -Ans- torque
Torque is calculated by multiplying a force times . -Ans- distance from the fulcrum that a force is
applied
Which of the following is one of the six mechanism safety rules? -Ans- Keep your work area safe
and clean.
Mechanical advantage is the ratio of the force required to move a load divided by
. -Ans- the effort force applied
The mechanical advantage of an inclined plane is the ratio of the of the inclined plane divided by
its . -Ans- length, height
The coefficient of friction is the ratio of the force of friction divided by the . - Ans- normal force
The four properties of a cam are: rise, fall, , and constant velocity -Ans- dwell
What is the mechanical advantage of this incline plane with the object weight and force need to
move it shown? -Ans- 2
The double rocker linkage is one type of linkage. -Ans- four bar
A is often mounted on a shaft by means of a key. -Ans- Cam
A linkage is a system of attached together to transmit energy from one point to another. -Ans-
Bars
A linkage changes rotary motion into reciprocating (back and forth) motion.
-Ans- Slider crank
An inclined plane is a flat surface set at an angle above the . -Ans- horizontal
other has right-hand threads
The two types of friction are static friction and friction. -Ans- kinetic
A cam is a wheel that, when combined with a cam follower, produces a motion. -Ans-
reciprocating
A wheel reduces friction because friction is less than sliding friction. -Ans- Rolling
The follower of the linkage moves in an arc. -Ans- Crank rocker
Rolling friction is . -Ans- Less than both static and kinetic friction
Which of the two angles shown would create the greatest mechanical advantage? -Ans- A
Friction is resistance caused by two rubbing against each other. -Ans- Surfaces
, Which of the incline planes shown has the greatest mechanical advantage? -Ans- neither, they are
the same
A turnbuckle is a device commonly used to tighten . -Ans- Ropes or cables
Static friction is also called friction. -Ans- Starting
What type of linkage consists of a driver arm, connecting rod, and a follower? -Ans- Double rocker
The crank rocker linkage is one type of linkage. -Ans- four bar
One application that takes advantages of both high and low amounts of friction is a(n)
. -Ans-
Coefficient of friction is the term used to describe the of friction between two objects. -Ans-
amount
Friction is a force that the direction of motion. -Ans- Opposes
A windshield wiper is one application of the linkage. -Ans- Double rocker
What is the unit of measurement for the coefficient of friction? -Ans- It has no unit
One application that takes advantage of both high and low amounts of friction is -Ans- belt sander
The slider crank linkage is also known as the linkage. -Ans- four bar
One of the six main categories of causes used in a dispersion C&E diagram is
.
- Machines
- Materials
- Measurement -Ans- all of the above
The tensile test is . -Ans- Used to measure the amount of pulling force a part can withstand
before it is pulled apart
Once a component has failed, the quality control technician must . -Ans- Analyze the failure and
determine corrective measures
Parts that are worn should be replaced . -Ans- Before a component failure occurs
Which of the following is not a basic step of analyzing a component failure? -Ans- Create a CAD
drawing of the component
SPC or quality control departments . -Ans- Inspect the dimensions and material characteristics of
partsn
Non-destructive testing . -Ans- does not damage the part in any way
Quality control inspects materials during the manufacturing process . -Ans- To ensure that
each material has the correct characteristics
Measuring is .
- Used to determine if a part has the correct size and shape
- Used throughout the manufacturing process
- A non-destructive test -Ans- all of the above
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