the effort required to lift a load of 40 N ?

Inquiry into Physics
8th Edition
ISBN:9781337515863
Author:Ostdiek
Publisher:Ostdiek
Chapter3: Energy And Conservation Laws
Section: Chapter Questions
Problem 14P: . In Figure 3.10, the rock weighs 100 lb and is lifted 1 ft by the lever. (a) How much work is done?...
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The length of the load arm of a lever is 6 m long and the effort arm is 3 m long. What is
the effort required to lift a load of 40 N ?
Transcribed Image Text:The length of the load arm of a lever is 6 m long and the effort arm is 3 m long. What is the effort required to lift a load of 40 N ?
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