Crowbar
by GIPhotoStock
Title
Crowbar
Artist
GIPhotoStock
Medium
Photograph - Photograph
Description
Crowbar. A crowbar is used to pull a nail from a wood board. It is a lever, one of the simple machines. When the handle is pulled with a certain force (shorter arrow), the claw pulls the nail with a greater force (longer arrow). Here the ratio of the two forces is about 5.
Uploaded
September 29th, 2014
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Viewed 425 Times - Last Visitor from Ottawa, ON - Canada on 03/28/2024 at 12:22 AM
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