A zipper is not considered a pulley. It is considered a wedge because it has to wedge two things together, as wedge itself in to pry them apart.
I Think That Zipper is a First Class Lever ... Because We give The Effort With Our fingers At The Top And The Load Is Coming at The Bottom To Pull The Chain ... And Then obliviously The Fulcrum Will Be In the Middle ..
Zipper
simple pulley simple pulley
a flag pole is a pulley
A fixed pulley is a pulley that is attached to a support. It does not reduce the effort needed to lift the load, but rather changes the direction of the applied force.An example of a fixed pulley would be the rope pulley on a well. This is a fixed pulley because the pulley doesn't move (it is attached to the overhead structure).
A pulley.
The zipper is a wedge... your welcome everyone who needed it(:
I Think That Zipper is a First Class Lever ... Because We give The Effort With Our fingers At The Top And The Load Is Coming at The Bottom To Pull The Chain ... And Then obliviously The Fulcrum Will Be In the Middle ..
WELL IT DEPENDS ON THE TYPE OF ZIPPER AND THE LENGTH OF THE ZIPPER
A zipper is not a gear.
Well, the zipper was invented in 1913.Well, the zipper was invented in 1913.Well, the zipper was invented in 1913.Well, the zipper was invented in 1913.Well, the zipper was invented in 1913.Well, the zipper was invented in 1913.
yes a zipper is a lever because the back part of the zipper is the fuclcrum
Exactly as it sounds - zipper.
the zipper got better
A zipper ( haha. )
Zipper teeth refer to the two sides of a zipper chain... The little teeth are the bits that come out for the zipper to close together.
A zipper is another name for a zip fastener.