Types of Machines
A grooved wheel with a rope or chain running along the groove
What is a pulley?
The class of lever in which the load is located between the effort and the fulcrum.
What is 2nd?
A measurement of how effectively energy is converted into a desired form.
What is efficiency?
How much a machine multiplies force
What is mechanical advantage?
Machine with 100% energy transfer
What is ideal?
A beam resting on a support
What is a lever?
Class of lever in which the effort is located between the load and the fulcrum.
What is 3rd?
A device with few or no moving parts that are used to make work easier
What is a simple machine?
Energy cannot be created or destroyed, only transformed or transferred
What is the law of conservation
The distance over which the output force is applied
What is output force?
A moving inclined plane with 1 or 2 sloping sides
What is a wedge?
Class of lever in which the fulcrum is located between the load and the effort.
What is 1st?
Type of machine that is a combination of two or more simple machines
What is compound?
Three letter abbreviation to describe the mechanical advantage of a machine assuming there is energy loss
What is AMA?
The distance over which the input force is applied
What is input force?
A large-diameter wheel fastened to a smaller diameter, rigid rod called an axle
What is a wheel and axle?
Sloping surface used to raise objects
What is an inclined plane?
Pulling force through a flexible material such as a rope, string, or chain
What is tension?
The three letter abbreviation to describe the mechanical advantage of a machine assuming no energy loss
What is IMA?
The force exerted by the machine
What is output force?
Inclined plane wrapped in a spiral around a cylinder
What is a screw?
The strands that suspend the object by providing an upward tension
What are supporting strands?
A transfer of energy
What is work?
Fixed, Compound, and Movable are all types of these
What are pulleys?
The force applied to the machine
What is input force?