MSSC - Manufacturing Processes and Production

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MSSC - Manufacturing Processes and Production The three common types of mechanisms are levers, ______, and inclined planes. - ✔✔wheels The metric system expresses force in ______. - ✔✔newto ... ns A spring scale is used to measure ______. - ✔✔force The English unit of measure of weight is the ______. - ✔✔pound-force (lb-f) The Law of Moments can be used to determine ______. - ✔✔both the force needed to balance OR force needed to move a load Torque can be calculated by multiplying the distance from the fulcrum and ______. - ✔✔the force applied A force that makes an object rotate about a point is called ______. - ✔✔torque A second-class lever has its ______. - ✔✔load between the fulcrum and the effort arm A third-class lever has its ______. - ✔✔effort arm between the fulcrum and the load A(n) ______ is produced when forces applied to a lever cause it to rotate. - ✔✔rotational moment Mechanical advantage is the ratio of the force required to move a load divided by _____. - ✔✔the effort force applied The mechanical advantage of a third-class lever can be found by the ratio of the length of the ______ arm divided by the length of the ______ arm. - ✔✔effort, resistance The coefficient of friction is the ratio of the force of friction divided by the ______. - ✔✔normal force Rolling friction is ______. - ✔✔less than both static and kinetic friction What is the unit of measure for the coefficient of friction? - ✔✔it has no unit One application that takes advantage if both high and low friction is a(n) ______. - ✔✔belt sander A wheel reduces friction because _____ friction is less than sliding friction. - ✔✔rolling The mechanical advantage of an inclined plane is the ratio of the ______ of the inclined plane divided by its ______. - ✔✔length, height The double rocker linkage is one type of ______ linkage. - ✔✔four bar The slider crank linkage is also known as the ______ linkage. - ✔✔three bar What type of linkage consists of a driver arm, connecting rod, and a follower? - ✔✔double rocker The follower of the ______ linkage moves in an arc. - ✔✔crank rocker A ______ linkage changes rotary motion into reciprocating (back and forth) motion. - ✔✔slider crank The crank rocker linkage is one type of ______ linkage. - ✔✔four bar A ____ is mounted on a shaft by means of a key. - ✔✔cam The four properties of a cam are: rise, fall, ______, and constant velocity. - ✔✔dwell A cam is a wheel that, when combined with a cam follower, produces a(n) ______ motion. - ✔✔reciprocating Turnbuckle has two bolts, where ______. - ✔✔one has left-hand threads and the other has righthand threads On a CNC milling machine a movement along the X direction would move the ______. - ✔✔table In a CNC machine operation, zero offset ______. - ✔✔allows the operator to move the part to the most desirable location on the work table During the cutting action, the tool tip ______ the metal until it exceeds its fracture point. - ✔✔deforms Feed of a single point cutting tool most affects the ______. - ✔✔tool's life A built-up edge condition of a cutting tool causes it to ______. - ✔✔cut more deeply Round stock is specified using ______. - ✔✔diameter and length What is used most often to cut raw stock into shorter lengths? - ✔✔horizontal band saw [Show More]

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