1M20.45.HTML
1M20.45: LEVER - WRECKING BAR

PURPOSE: To demonstrate the large force attainable using a lever.

DESCRIPTION: Use the lever to pry apart two 2"x4" boards which have been nailed together.

SUGGESTIONS:

REFERENCES:

EQUIPMENT: Two 2"x4" boards nailed together, crowbar, clamps to hold wood steady as shown in photograph.

SETUP TIME: None


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