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Lever - Wrecking Bar
Purpose
To demonstrate the large force attainable using a lever.
Equipment
Two 2"x4" boards nailed together, crowbar, clamps to hold wood steady as shown in photograph.
Images
Description
Use the lever to pry apart two 2"x4" boards which have been nailed together.
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See pagesb1. center of mass statics
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See pagesb2. equilibrium of forces & torques
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See pagesb3. simple machines
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See pagesb4. elasticity
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See pagesb1. center of mass statics
-
See pagesb2. equilibrium of forces & torques
-
See pagesb3. simple machines
-
See pagesb4. elasticity
Physics Lab Demos