A ___________ always has the fulcrum located between the force and the load. - ANSWER First class lever
Second Class lever has its load between the
... [Show More] __________ and ________ to move the lever. - ANSWER fulcrum, effort arm
Which lever has the force between the fulcrum and load _______ - ANSWER Third-Class levers
_____ is the amount of force that the object applies due to Earth's gravitational pull. - ANSWER Weight
Weight measured using the Metric system are ______ . - ANSWER Newtons
The English unit of measurement of weight is ________ . - ANSWER pound-force (lb-f)
Mass is the _______ of _______ in an object. - ANSWER amount; material
A force that makes an object rotate about a point is called _______ - ANSWER torque
Torque is calculated by multiplying a _____ times a _____. - ANSWER force; distance
A ________ is a bar or beam atop a fulcrum that is used to transmit force from one point to another - ANSWER lever
A first class lever can move greater forces if the effort arm is _______ and the resistance arm is ________. - ANSWER lengthened, shortened
A third-class lever has its effort arm between the _______ and the___________ . - ANSWER fulcrum, load
A ________ moment is produced when the forces applied to a lever cause it to rotate. - ANSWER rotational
Mechanical advantage is the ratio of the force required to move a load divided by _______. - ANSWER the effort force applied.
The mechanical advantage of a first-class lever can be found by the ratio of the length of the ____ arm divided by the length of the ________ arm - ANSWER effort, resistance
A wheelbarrow is an example of a ____ lever. - ANSWER Second-class
A linkage is a system of ______ attached together to transmit energy from one point to another. - ANSWER bar or a system of bars
A Slider Crank Linkage is also known as a ____. - ANSWER three-bar linkage
A _____ linkage is used to change rotary motion into a reciprocating linear motion. - ANSWER Slider Crank
A Slider Crank Linkage consists of a ____, a ____ and a ______. - ANSWER Driver arm, crank, connecting rod
A Double Rocker Linkage consists of a ____, a ____ and a ______. - ANSWER Driver arm, connecting rod, follower
Windshield wipers are an example of a ____ linkage. - ANSWER Double Rocker Linkage
The follower of the _____ linkage moves in an arc. - ANSWER Crank Rocker
_____ are usually attached to the shaft by means of a key. - ANSWER Cams
The four properties of a cam are: Rise, Fall, Dwell, and _________. - ANSWER constant velocity
The lower the angle of an inclined plane, the ______ the mechanical advantage you have. - ANSWER greater
The mechanical advantage of an inclined plane is the ratio of the _____ of the inclined plane divided by its ______. - ANSWER length, height
A turnbuckle is a device commonly used to tighten _____ . - ANSWER ropes or cables
A turnbuckle has two bolts, where _____. - ANSWER one bolt has right-hand threads while the other has left-hand threads.
Friction is resistance caused by two ____ rubbing against each other. - ANSWER surfaces
Friction is a force that _____ the direction of motion. - ANSWER opposes
The 2 types of friction are _____ and ____. - ANSWER Static and Kinetic.
_______ friction is the resistance that exists when an object is at rest. - ANSWER Static
Static friction is also called ________ - ANSWER starting friction. [Show Less]