# Study sets matching "machines work power"

Study sets

Diagrams

Classes

Users

Work

Power

Mechanical Advantage

Mechanical Efficiency

Force x Distance. When a force is applied to an object causing…

Work / Time. How fast work is done (unit of measurement is the…

A number that tells how many times a machine multiplies force

Comparison of a machines work output with work input (usually…

Work

Force x Distance. When a force is applied to an object causing…

Power

Work / Time. How fast work is done (unit of measurement is the…

work

power

efficiency

mechanical advantage

The force exerted on an object that causes it to move. Measure…

The rate of work being done. Measured in Watts (W).... (equation)…

total work or energy input into a machine compared to the work…

number of times a machine increases a force... (equation) _______…

work

The force exerted on an object that causes it to move. Measure…

power

The rate of work being done. Measured in Watts (W).... (equation)…

work

Formula for work

effort force (input force)

resistance force (output force)

transfer of energy when a force makes something move

work (j) = applied force (N) X distance (m)

force applied by the user of the machine

force applied by the machine to do the work

work

transfer of energy when a force makes something move

Formula for work

work (j) = applied force (N) X distance (m)

Work

Power

Mechanical Advantage

Mechanical Efficiency

Force x Distance. When a force is applied to an object causing…

Work / Time. How fast work is done (unit of measurement is the…

A number that tells how many times a machine multiplies force

Comparison of a machines work output with work input (usually…

Work

Force x Distance. When a force is applied to an object causing…

Power

Work / Time. How fast work is done (unit of measurement is the…

work

Formula for work

effort force (input force)

resistance force (output force)

transfer of energy when a force makes something move

work (j) = applied force (N) X distance (m)

force applied by the user of the machine

force applied by the machine to do the work

work

transfer of energy when a force makes something move

Formula for work

work (j) = applied force (N) X distance (m)

Joule

first class lever

compound machine

person doing work

unit for work

simple machine with the fulcrum in middle of arm

machine made of two or more simple machines

person lifting a box of 15 Newtons

Joule

unit for work

first class lever

simple machine with the fulcrum in middle of arm

Simple Machine

Work

Inclined Plane

Wedge

A device that makes work easier by allowing force (push or pul…

Moving an object from one place to another. Force multiplied b…

A flat, slanting surface connecting a lower level to a higher…

An object with at least one slanting side ending in a sharp ed…

Simple Machine

A device that makes work easier by allowing force (push or pul…

Work

Moving an object from one place to another. Force multiplied b…

Pulley

Lever

Input arm

Output arm

Consists of a rope that fits into a grooved wheel

A bar that is free to move around a fixed point

Distance between input force and fulcrum

Distance between output force and fulcrum

Pulley

Consists of a rope that fits into a grooved wheel

Lever

A bar that is free to move around a fixed point

What energy is used to do

Force applied through a distance

2 requirements for work to exist:

To get more power, do the same work in…

Work

Work

1. There must be movement. Distance cannot equal ZERO.... 2. The…

shorter

What energy is used to do

Work

Force applied through a distance

Work

Work

Work can also be defined as a transfer…

Formula for work

Power

A force moves an object through a distance

ENERGY!!!!!!!!!!!!!!!!!!!!!!!!!!!

Force X Distance (Joules)

The rate at which energy is transferred

Work

A force moves an object through a distance

Work can also be defined as a transfer…

ENERGY!!!!!!!!!!!!!!!!!!!!!!!!!!!