Unit 1 Key Terms Review: Question Preview (ID: 32307)

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A condition where there is no net external forces acting upon a particle or rigid body and the body remains at rest or continues at a constant velocity.
a) ABET b) moment c) technical communication d) static equilibrium
A toothed wheel whose teeth engage in the links of a chain.
a) gear b) idler gear c) sprocket d) belt
An inclined plane wrapped around a cylinder, forming the path and pitch.
a) pulley b) wedge c) sprocket d) screw
Impeding effect exerted by one material object on another.
a) effort force b) moment c) resistance force d) torque
The distance between adjacent threads in a screw
a) gear b) pitch c) moment d) wedge
The turning effect of a force about a point, equal to the magnitude of the force times the perpendicular distance from the point to the line of action from a force.
a) moment b) torque c) static equilibrium d) fulcrum
The structure of or the relationship of the parts in a machine or in a construction or process comparable to the machine.
a) simple machine b) static equilibrium c) mechanism d) moment
A gear positioned between the driver and the driven gear used to change rotational direction.
a) idler gear b) gear c) sprocket d) wheel and axle
Ratio of distance traveled by the applied force and resistance force within an system.
a) efficiency b) actual mechanical advantage c) ideal mechanical advantage d) idler gear
A circular toothed objected used to transfer rotary motion and torque through interlocking teeth.
a) sprocket b) pulley c) chain d) gear
The resistance that one surface or object encounters when moving over another.
a) resistance force b) friction c) moment d) torque
The ratio of useful energy output to the total energy input, or the percentage of work input that is converted to work output.
a) effort force b) resistance force c) static equilibrium d) efficiency
The external force applied to an object
a) moment b) effort force c) pitch d) resistance force
A series of usually metal links or rings connected to or fitted into one another and used to transmit motion and power within a sprocket system.
a) belt b) chain c) gear d) sprocket
A continuous band of tough flexible material used to transmit motion and power within a pulley system.
a) sprocket b) gear c) belt d) chain
The ratio of the magnitude of the resistance and effort forces applied to a system.
a) actual mechanical advantage b) ideal mechanical advantage c) efficiency d) moment
The recognized accreditor for college and university programs in applied science, computing, engineering, and technology.
a) ACT b) ABET c) ASME d) ANE
A force that produces or tends to produce rotation or torsion.
a) torque b) moment c) sprocket d) pitch
A profession for which one trains and is undertaken as a long term vocation.
a) ABET b) career c) belt d) technical communication
A substance that tapers to a thin edge and is used for splitting, raising heavy bodies, or tightening by being driven into something.
a) inclined plane b) wedge c) pulley d) wheel and axle
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